The comic tackles "Molly Cyrus," Justin Bieber and more in Kathy Griffin: Record Breaker.
Celebrate the comic's big day with five of her funniest clips.
The comic has a hilarious one-on-one with rapper A$AP Rocky.
Seriously, she has no idea which one.
Kathy gets down and dirty with guests Jesse Tyler Ferguson, Lily Tomlin, and Darren Criss.
Kathy gets her 'Gossip Girl' on with Megan Mullally, Nick Offerman, and Michelle Trachtenberg.