Tommy, Chuckie, Kimi, Phil and Lil are trying to raise money to see their favorite band live in concert, ""The Sulky Boys"" But are not even close to having enough money to buy tickets. Until they talk Dil into selling his latest invention the ""belt-quarium, which he made for his new fish Pablo. The belts prove to be a huge success, despite Angelica completly ripping off the idea. But when the fad quiets down, Tommy asks and without realizing it, forces Dil to come up with a newer invention. But when each hot item suddenly becomes lame by each day, Dil is pressured to please his brother and friends with new and more origianl creations.