Tina Fey & Amy Poehler on 'TRL'

Baby Mama co-stars Tina Fey and Amy Poehler wonder how to answer that question while appearing on MTV's Total Request Live in NYC on Tuesday.

Picture by AP

'Baby Mama' New York Premiere

Saturday Night Live co-stars, and movie co-stars, Tina Fey and Amy Poehler attend the premiere of their latest joint production, Baby Mama, on Wednesday night in NYC. Forgetting Sarah Marshall star Kristen Bell was also there.

Pictures by Bauer Griffin, WireImages