: In the final episodes, Alan becomes desperate for money and inadvertently starts a Ponzi scheme by taking "investments" from friends and family, which Rose eventually discovers. Notable Episodes
: Jake discovers Alan is dating Eldridge's mom, leading him to move out temporarily.
: Alan begins dating Lyndsey McElroy . He briefly moves in with her, but after accidentally burning her house down, he, Lyndsey, and her son Eldridge move back into Charlie's beach house.
: Rose returns, claiming to be married to a man named Manny Quinn (who is actually a mannequin). Charlie becomes obsessed with her, leading to a "wedding" and an ill-fated trip to Paris that marks the character's off-screen exit.
: Charlie Sheen (Charlie), Jon Cryer (Alan), and Angus T. Jones (Jake).
: The season portrays Charlie in a cycle of heavy drinking and questionable relationships, including the return of his former flame and con artist, Courtney .
: The unexpected series finale for Charlie Sheen, where he and Rose head for Paris while Alan struggles to hide his financial fraud. Production Controversy
: Alan pretends to be Charlie for a night to impress a woman while Charlie is away for cosmetic surgery.