Remember Me? is the second part of the first aired and the second produced episode in season 4 of Dexter's Laboratory. In this episode, Dexter suffers from amnesia when he gets hit in his head with his wrench. Dee Dee then uses this as an opportunity to play tricks on him, creating a new identity for him in the process.
The episode was produced in 2002 and premiered on Cartoon Network in the United States on November 22 of that year.
Although "Beau Tie", "Overlabbing" and this episode are the first aired on November 22, 2002, they were actually the second three episodes produced in the same year according to the credits. Although Cartoon Network aired these three episodes prior to these ones ("Sis-Tem Error", "Bad Cable Manners" and "Dexter's Library").
This first aired on Cartoon Network (along with its sister episodes "Beau Tie" & "Over-Labbing") the same day Courage the Cowardly Dog ended: November 22, 2002.