Jack Condon loves "Charlie's Angels" and has a Guinness World Record-holding collection; Kate appraises his treasures and tries to convince Condon to trade one of his items for two other pieces of memorabilia in a deal he can't resist.

Marla Mogul has collected so many of her beloved wind-up toys that she landed in the Guinness Book of World Records. She will show Lisa the very first one she acquired, a Vail ski bunny, as well as her Marvel, Disney, and Peanuts characters windups.

George, an Elvis superfan, spent decades building a collection covering the entire reign of the King of Rock-n-Roll; hundreds of records, movie posters and fan magazines take up nearly every inch of George's home; he shows his collection to Lisa.

Actor Daniel Roebuck shares his collection of horror and science fiction movie memorabilia, including a mold of actor Peter Boyle's head used for a special effect in "Young Frankenstein" and a vintage Herman Munster doll signed by Fred Gwynne.

As the owner of Chicago Sports Museum, Grant DePorter has taken his two passions, sports, and pop culture, and created a sports-lover-pop culture paradise. DePorter shows Lisa some of his one-of-a-kind sports collectibles like the basketball hoop where Michael Jordan hit his last shot to win his 6th NBA championship, He also has the cursed Cubs ball that some say, cost the Cubs the chance to go to the 2003 World Series. Grant subsequently destroyed that ball and proudly displays its carnage in his museum. Our expert today is Scott who deals and collects sports memorabilia himself. He'll check out Grant's museum, appraise Grant's championship-like collection and try making a trade with him. But Grant better stay on his toes. Scott's going for the jugular, offering our collector an item from his favorite movie, but in exchange, Scott wants one of Grant's museum pieces that'll be almost impossible to replace.

Deb Hoffman's record-setting collection of Winnie the Pooh items contains nearly 18,000 pieces and includes a Winnie the Pooh costume from Walt Disney World and a set of Agnes Brush Winnie the Pooh character stuffed animals from the 1940s.

You might say Linda Guillory is hooked on video games. Obsessed with them as a kid, Linda played and usually beat everyone she competed against. As an adult, she found and bought all of her childhood games and then added some more, for good measure. She currently holds two Guinness World Records for her voluminous vintage video game collection, and even became an engineer so she could figure out how they work. Linda's collection began with her Coleco Pac-Man, but she is no less passionate about Zelda and her entire set of Mattel handheld games. Linda's sister Cynthia joins us today and can attest to how competitive her sister is, while our expert, Patrick Scott Patterson, who's made a career out of video games will be forced to evaluate her entire collection, and then see if he can come up with a video game she doesn't already have so that they can possibly make a trade. Good luck with that, Scott.

Collector Zespy oddball collection of the quirkiest robots ever assembled range in size from the tiny, Telecoma action figures from Japan that transform into licensed food products, to the life-sized, a fully functional animatronic canine rock band. Lisa's brought along pop-culture appraiser and auctioneer Mike Boerschinger to put a value on Zespy's collection, after which Mike will try to tempt him into a trade.

As a well-known personality, Ralph Garman knows the ins and outs of show business; but his Batman '66 collection is a product of his lifelong love for the show; joining Ralph is Nina Tooley who has never even seen many of these collectibles.

Kenneth Guinup's love for "Weird Al" Yankovic goes back to his childhood, when Al's response to his fan letter helped Kenneth through a difficult time. Now Kenneth isn't just a lifelong fan, he's a collector who's assembled a wild and wonderful range of "Weird Al" artifacts, collectibles, and one-of-a-kind treasures, including Al's very first EP, an exclusive jacket given only to "Weird Al's" video team, and a screen-used guitar signed by the entire band. Lisa's brought along Jon "Bermuda" Schwartz, who in addition to being "Weird Al's" drummer is also the band's archivist. Jon will place a value on Kenneth's entire collection, then try to tempt him into a trade for not one, not two, but several irresistible inside-the-band items. And in a special surprise for Kenneth, "Weird Al" himself beams in for a shout-out , and to pass along a very special, very personal gift.

A high school band teacher who has outfitted his basement with a life-sized reproduction of the Jupiter Two flight deck and a talking B9 robot from "Lost in Space," is visited by a fellow fan and builder of movie and television prop re-creations.

Collector Lisa's extreme passion for dolls has led her to assemble one of the most extensive collections we have ever seen - over 30,000 dolls. Lisa has everything from Barbie dolls to horror dolls. She will show Lisa Whelchel some of her favorite pieces, including an original Chrissy doll, a Medusa Barbie doll, and a Fashion Royalty doll. She will be joined John Ragusa, owner of the Imperial Castle Toy Shop outside of New York City. John will take a closer look at Lisa's dolls and put a value on the whole collection. He will then offer Lisa one of the only dolls missing from her collection for a unique item of hers. But Lisa has said she would never trade any of her dolls. Will this be a first?

Musician Jim Peterik's collection of over 200 guitars includes a 1968 Les Paul gold top and a 1958 Gibson Flying V, but Dan Orkin of Reverb hopes to make a trade with a 1964 Stratocaster.

A spotlight on Stewart Berkowitz and his collection of costumes from TV shows.

Screen used props & costume expert Mark Short shares his own personal collection with Lisa today and James Azrael of the Sci-Fi Prop Preservation Association is here to value Mark's collection. Makes has brought a screen-used weapon that Mark has been looking for to offer in trade.

Walter Krueger shows Lisa through his collection of all things related to "The Wizard of Oz," including a first edition book by L. Frank Baum, promotional items for the film and costumes worn in the film.

From her childhood, watching The Sonny and Cher Show, Robyn Fisher blossomed into a superfan, with a sprawling collection of memorabilia that covers the diva’s entire career. Joining Robyn is her daughter Marina, who’s grown up alongside the collection, and show-business appraiser Marcia Tysseling, who once handled consignment items for Cher herself (and in fact sold Robyn many items in her collection). Marcia now sets a total value on everything Robyn’s collected – including such treasures as the iconic mermaid tail from Mermaids and a pair of dazzling concert-worn earrings by legendary designer Bob Mackie. Marcia then tries to tempt Robyn into a three-for-one trade for a Sonny and Cher Show rarity that makes her long to sing, “I’ve Got You, Babe.”

There are Star Wars collections, and then there is Gus Lopez's out-of-this-world, Star Wars collection. A fan of the space opera since he was a kid, Gus doesn't just collect the obvious, Han Solo's screen-used jacket, one-of-a-kind prototypes, C-3PO's body parts, but there's also the ultimate weapon, you know the one, THE DEATH STAR! So with a collection like that, we had to call Rob Klein, an archivist, pop culture expert and huge Star Wars fan himself, to walk Lisa through this incredible collection and try putting a value on all of Gus's prized possessions. Then, Rob attempts to make a trade with Gus, by bringing him a special Star Wars collectible that may not be familiar to every Star Wars fan, but in exchange, our expert wants something that reminds him of some quality time he and his Dad shared a long time ago.

Legendary music producer and performer Chris Christian has racked up four Grammys and countless gold records but his collection of props and costumes from classic movies and TV shows brings Lisa out to visit him. Lisa's invited expert appraiser Greg Holman, whose experience includes work for Heritage Auctions, to place a value on Chris's seemingly priceless collection; and then, even more dauntingly, to propose a trade for something he's brought along. The show is also a heartwarming introduction for Chris and Lisa, two Texans who have traveled in the same circles for decades, mutually aware and respectful of each other without ever actually meeting -- until now.

As a collector, Shelley Jobe isn't goofing around. Except, she really is. In fact, she holds the Guinness World Record for the largest collection of memorabilia devoted to Walt Disney's Goofy. The middle-school art teacher invites Lisa into her home to see her dazzling range of items devoted to the beloved character, from a vintage lawn-mowing Goofy to a one-of-a-kind marionette, with plush pillows, squeaky toys and more in between. Lisa's brought along professional appraiser Josh Johnson, who will put a price on Shelley's entire collection, and then tempt her to trade for a vintage treasure from his own personal Disney collection. Also, Shelley gets a surprise message, and a special gift, from Bill Farmer, the longtime voice of Goofy in Disney animation!

Voice actor and puppeteer Wally Wingert has a joyful obsession with the pop culture of the '60s through the 1980s, so much so that he's turned his Los Angeles home into what he calls 'Wallywood'.

The name Christopher Lee has become synonymous with LEGO. As a collector, builder and LEGO Masters champion, he pretty much knows about, built or has collected it all. Today, he’s invited us to his home where we’ll check out his phenomenal collection which includes the iconic Galaxy Explorer, his beloved Airport Shuttle, not to mention his truly one-of-a-kind Prototype Factory Bricks. Our expert Aaron Fike, who owns a few LEGO stores himself, will be tasked with trying to appraise Christopher’s collection and then come up with a LEGO trade worthy enough to convince our collector to “LEGO” of one his favorite collectibles.

Appraiser Daniel Strebin puts an estimated value on Dwight Cleveland's collection of over 4,500 vintage movie posters and offers to trade a one-of-a-kind poster from the early 20th-century film "Undine."

Mell Bravo has amassed a collection of more than 3,000 versions of Barbie and the collection is still growing; Mell estimates she spends $20,000 a year; Lisa's brought along certified appraiser Kate Martin to appraise the collection.

Marcia Tysseling plunged into the movie props and costumes world as the owner of Star Wares on Main, a star-studded costume and prop resale shop catering to some of Hollywood's biggest names and production companies. After selling her business, Marcia held onto her favorite memorabilia from movies and television shows including Jurassic Park, The Shawshank Redemption, and Laverne and Shirley. Joined by expert Mark Short, our host, Lisa, explores Marcia's high-end collectibles and even dons costume pieces from Thelma and Louise. After valuing the well-curated collection, Mark Short proposes a trade that could have Marcia flying as high as a bird...or plane.