The guys countdown their toughest tank builds from season 1. Brett and Wayde will take us through the sleepless nights, the experiments, and down and dirty moments that made some of the most amazing tanks you’ve ever seen.

Brett and Wayde visit New York to create a Cleopatra-inspired tank for a boutique hotel in the Catskill Mountains. In New Jersey, the boys are challenged to build a Lava Lamp tank for the headquarters of Spencer's Gifts.

A request for a Feng Shui tank has Brett rearranging the office and on everyone's last nerve; a custom overhead bed tank for an little boy brings the ATM team to tears; and Heather gets her revenge tenfold by having Wayde & Brett go on a caged shark dive.

The guys go to Southern California to build a 35-foot-long marquee tank for Valley View Casino under a serious time crunch, then head back to Vegas for a freezing cold jellyfish tank inside of the Monte Carlo Minus 5 Ice Bar.

Brett and Wayde play with when fire they make a tank for the Fairleigh Dickinson Devils. When the Devils ask for flames inside the tank, there’s no saying no or else. Back in Vegas, a team of hat makers want a super-sized top hat aquarium to be their sh

Love is in the Air when Las Vegas Weddings asks ATM to build an Old-Vegas themed tank and Heather & Wayde renew their wedding vows. At St. Leo University in Florida, it's gonna take some real brains to get a giant tank into a new student common area.

Sherri Shepherd on the Rocks (Repeat, TV-PG) Actress and TV host Sherri Sheppard wants a simple but elegant tank for her home, so she contacts Wayde and Brett and asks them to build it for her.

The guys talk about their favorite tanks, fish, and pranks from season 1, including behind the scenes stories and never before seen footage from all their favorite tanks.

ATM plans tries to blast off with a Rocket Ship Tank complete with launch pad, countdown, and a smoke machine- but will they be cleared for takeoff? Plus vineyard owners present the ultimate challenge when they request a tank made from a rickety old wagon

Wayde and Brett join Las Vegas’ First Friday street fair when they develop a photo booth into a aquarium for the 24 hour event. Across the nation at Nationwide Children’s Hospital the guys create an underwater wonderland.

It’s beginning to look a lot like the Christmas around ATM when Wayde and Brett are asked to create their largest holiday-themed tank ever! The good tidings keep rolling in when a snow globe tank is requested for a winter celebration.

Wayde and Brett build a show piece for a furniture store in North Carolina. In Las Vegas, the owner of Black Spade Tattoo Parlor wants a tank that will alleviate any ink newbies worries by creating a calming environment in an otherwise stressful place.

Wayde and Brett dive into a brand new undertaking transporting a fully operational beer fermenter. The guys head south to create an iconic donut-shaped tank inspired by the renowned Dunkin' Donuts.

Ocean waves are being molded out of acrylic when ATM brings a realistic reef into a luxury condo complex. Then the guys build a tank in the shape of cooling knee brace complete with realistic looking ice . Wayde offers an incentive to his employees.

Wayde and Brett take a walk on the techy side by building a tank for a state-of-the-art robotic systems company in Massachusetts. On the flip side, they fly to Chicago, Illinois to meet up with pinball enthusiast, who needs a tank for his game room.

Animals are welcome as Wayde and Brett get creative with three different tanks for Petco. Also, a Kiss-themed miniature golf course looks to hit a hole in one with a rockin’ tank worthy of rock royalty.

Jackass creator, Jeff Tremaine, gets a tank gnarly enough to be the centerpiece of this prankster's man cave and back east, Tropical Smoothie Café gets a sweet treat for its customers.

Funnyman Tracy Morgan was so impressed by his ATM shark tank that he’s coming back for round two! This time, it’s a new home for his beloved octopus. To get this tank installed on time, Brett and Wayde will have to move in with Tracy for a few days!

Magicians Penn and Teller request an aquarium for their backstage greenroom to commemorate their 40th anniversary.

Wayde and Brett tackle a strange request for a syringe-shaped aquarium for Cooper Family Medical in Florida. The guys have their most difficult client yet, themselves. ATM moved into a new shop and must build themselves an aquarium.

Go behind the paparazzi’s flashbulbs to see some of the amazing tanks Brett & Wayde have built for Hollywood elite. The massive shark tank for Tracy Morgan, the Houdini themed aquarium for Neil Patrick Harris, and a namesake tank for Rock Gods, KISS.

Comedian Howie Mandel wants a tank for his production office, but he can't decide on what kind he's looking for, so Brett and Wayde are on their own with the design.

7 foot tall NBA Star Hassan Whiteside knows a thing or two about what it means to be BIG. He tasks Wayde & Brett with building him a tank SO BIG it won't fit through the front door & has to be delivered to his Miami pad on a barge!

A fish feeding problem turns into an all-day affair, a tank on hydraulics gives a new business a lift and makes waves with a hidden engagement ring, and the owner of a free standing 1950s diner gives some heavy demands for a tank to match the décor.

The Las Vegas Natural History Museum wants an aquarium that features a carousel with seahorses, while a wine-and-spirits shop in Latham, N.Y., requests a tank in the shape of a giant bottle. Also: Wayde's nervous about his daughter's first date.