1. Starstruck: Kate McKinnon Has Paul Reiser-Fever

Starstruck: Kate McKinnon Has Paul Reiser-Fever

Kate was so excited to see the star of her favorite sitcom that she accidentally angrily barked a compliment at him.

In "Starstruck," comedians and celebrities share memories of the times they found themselves gobsmacked in the presence of the ultra-famous -- proving time and again that deep down, everyone's still a fan at heart. Awwww. [Watch More "Starstruck"]