Would You Like That in the Can is the third part of episode 7 in season 3 of Dexter's Laboratory, which originally aired on June 7, 2002. In this episode, a girl takes Dexter's lunchbox into the girl's bathroom. Dexter and his best friend Douglas E. Mordecai III disguise themselves as girls and go to retrieve it.
Dexter shows Mordecai a schematic and then puts it in his lunchbox to keep it safe, but then a girl puts a sandwich in her lunchbox, and then gets squirted by water and picks up Dexter's lunchbox my mistake. Then they see her go into the girls bathroom, so Dexter and Mordecai have to go in there disguised as girls to get Dexter's lunchbox. Then in the stall at the edge, Dexter and Mordecai see a magical realm. Dexter then proceeds to hook the lunchbox, then Dexter and Mordecai make their way out of the stall, but then Mordecai has to GO. But when one of the girls go into the stall that Mordecai walked out of, they find out that boy snuck into the bathroom, because Mordecai left the seat up. So, to leave, Dexter threatens to destroy their doll, so they let the 2 leave. But when they walk out of the bathroom (still in their disguises), they get laughed at by jocks
Although this episode aired on 2002, it was actually made in 2001 according to the credits.