Tina Fey's Celebrity Impressions Are So Spot On, It's Scary

Tina Fey stopped by The Tonight Show on Monday night to promote her upcoming film, Sisters, which also stars Amy Poehler. During her appearance, Tina and Jimmy Fallon opted for a fun game of "Celebrity Impressions," in which Tina proved she could sound just like Sofia Vergara and Elmo, just to name a couple. However, this isn't the first time Tina has blown us away with her crazy-good celebrity impressions. Back in 2013, the actress totally nailed her Tracy Morgan impersonation, leaving us wanti...