Quote from Phoebe in The One Where Chandler Gets Caught
Joey: I just can't believe he'd do this to Monica. Ross: I know, and with the baby coming? Phoebe: So should we tell her? Ross: I don't know. Phoebe, if one of us saw Mike with another woman, would you want us to tell you? Phoebe: Why? Who'd you see him with? Ross: No one. I'm just saying if we did- Phoebe: Tell me what you know! Ross: [screams] No one! Nothing! Mike's a great guy! It was hypothetical. Phoebe: All right. He is a good guy. You're right. He wouldn't cheat. Ross: Believe me. If I did see him with someone, there's no way I- Phoebe: Who did you see him with? [Ross screams]