Trading Spaces: Boys vs. Girls hits the air with an awesome premiere on May 17! Alex, a 13-year-old aspiring actress, says her room needs more pizzazz. She doesn't want it to be so ""kid-like."" (Bye-bye, giraffes!) Jeremiah, meanwhile, thinks his room is too dark. Besides, his mom ""just did the whole thing."" Alex and Jeremiah have known each other since the first grade, but do they know each other well enough to help create the other's fantasy room?

This week's rooms belong to Kimmie and Jason, who've known each other for years. Kimmie is seriously into sports, especially soccer, and has a room full of trophies to show for it. Jason, meanwhile, likes to hang out in his room listening to music. He also loves to dance. So how will their favorite things be played out in their new digs? That's for you to find out, along with seeing what special guest shows up in one of their rooms.

Okay, a new pair of kids is up for some big changes. This week the boy is Garrett, a 10-year-old who can't get enough basketball but is really tired of his room, which he says hasn't been changed since he was in pre-school. On the girl's side, it's 11-year-old Danielle, who loves animals and nature, but has had enough of the flowers all over her bedroom.

Nicki likes to travel and wanted her room to feel more exotic. She also wanted to lose the flowers all over her walls. Nat, meanwhile, is an adventurer with a passion for pirates. His bedroom was way too boring for someone who imagines himself sailing the seven seas.

Brother and sister Eli & Kali both want to makeover each other's boring bedrooms. But will they be able to keep their decorating plans under wraps while they work in the same house? It'll take some secret maneuvers to pull it off, so Diane and the gang bring in the on-screen brother & sister team Alexa Vega and Daryl Sabara — of Spy Kids fame — to help this real sibling duo complete their own mission impossible. Eli's into spies and Kali really digs the '50s. Find out how well this brother & sister know how to create each other's dream digs in this special celebrity episode.

Mark dreams of a Hawaiian Tiki room, while Hippie-at-heart Taylor dreams of retro 60's peace, love and waterbed.

Matt's love of baseball inspires a stadium-like room, while Haley's passion for horses comes through in an indoor stable.

Justin's room goes from blah to cowabunga, while Megan's room changes from girly pastel to Miami bright!

Evan wants a room to practice for the band...and so does Rachael! Who will like their new room better?

Burnsey gets a hockey lover's rink room, and Shannon gets...a swimming pool?!

Michael and his brother Kevin share a bedroom; they want a ""boys only clubhouse"". Erin, who lived in Japan for three years, wants a sophisticated Japanese-themed bedroom.

Alex wants a playroom in Roman gladiator style, while Dani is looking for an homage to her mother's roots in India.

Akhil gets a galactic getaway, while Jennifer gets a boardwalk vacation.

Ray and Taylor are good friends. They THINK they know each other well...but do they know each other well enough? Ray thinks that Taylor would want a coffee shop room. Taylor thinks Ray would like a skating park. Do they get it right?

Connor's love of football turns his room into a stadium. Lindsey's sweet tooth goes wild in her new candy factory!

Robbie's love of the ocean becomes an undersea adventure, and Janine's love of animals sends her on safari!

Tyler's love of art comes to life, and Megan's love of the desert brings her a Southwest adobe room.

Casey's loves his new science lab, while Laurel's creativity comes to life in her new art studio.

Mike's love of the outdoors land him in a winder wonderland, while Alex's love of makeup and styling land her in her very own salon!

Conor needs a playroom that's fit for an Irish king, while Kelsey needs a luxurious space with a Chinese flair.

Austin feels the need for speed, while Kimmie's dreams come true, putting her on cloud nine!

Chip gets a garage band haven, while Courtney gets her very own house of fashion!

James wants a room with both traditional and modern Japanese flair, while Erin craves the royal Mardi Gras treatment.

John's room goes back to nature with a mountain lodge theme, while Clara's love of travel sends her on a tour of Europe!

Luis' love of science fiction lands him in outer space, while Amara gets back to nature and starts living in the trees!