"All the World's a Stage" is the 16th episode of the fourth season of the American comedy-drama series, Ugly Betty, and the 81st episode overall. It originally aired on ABC in the United States on 17 March 2010.

Plot

Justin loves his acting class, helmed by the eccentric Lena Korvinka (Carol Kane), and finds himself in an unexpected triangle with his new pals, Austin (Ryan McGinnis) and Lily. When Betty drops by class, she's smitten with a cool young playwright, Zachary (Aaron Tveit), whom she will profile for Mode. But she challenges her own ethics when she starts dating him. And Wilhelmina is hospitalized with a perforated ulcer, and can't help her type-A personality even when bedridden, but then her roommate, Roberta (Dana Ivey), prompts an epiphany.