Brett and Wayde are challenged to turn an entire Toyota Highlander into an aquarium while simultaneously opening a new ATM office in South Florida. Brett decides to turn a vintage slot machine into a tank to bring a little bit of Vegas to South Florida.

NASCAR champ Ryan Newman and his wife, Krissie, ask for a desk aquarium for an animal-rescue facility in North Carolina; baseball player Shane Victorino wants a Hawaiian-theme tank for his home, but the finished product may not fit through the door.

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.

Brett and Wayde revisit some of the most unthinkable items the ATM crew has turned into tanks over the years. They share never before seen footage that documents the challenge of creating some of the most unconventional tanks.

A tank that's a working phone is built for a communications company at a trade show in Las Vegas; a client wants an aquarium that can also function as a doghouse. Also: Wayde and Brett come down with the flu, so Brett's dad is put in charge of the office, much to the staff's chagrin.

A restaurant in Florida requests a tank that resembles a giant wave; a Las Vegas barbecue joint wants a cylindrical aquarium with a pig's head and feet.

The Acrylic Tank Manufacturing staff recalls their favorite tanks.

Wayde and Brett partner up with a servingware company to build a unique table tank to display at a Vegas tradeshow; Crab Corner wants a replica crabbing boat aquarium.

A look back at some of the unforgettable tanks inspired by moments in history.

Wayde and Brett travel to the heart of Alabama to build a giant center bar aquarium for the owners of Creek Casino. This tank marks ATM's 10,000th tank and one of the largest they've ever built!

Marine wildlife artist Guy Harvey asks ATM to create an aquarium for a Florida resort that's big enough for guests to snorkel inside it. Meanwhile, back in Las Vegas, Brett's dad thinks about retiring because he doesn't like how he's being treated, but no one believes him.