Video After The Jump
Twitter is a place where keyboard warriors have a field day. People can say whatever they want behind the safety of their computer screens without fear of reprisal.
Last night Jimmy Kimmel brought musical artists in to read actual messages from haters in the latest edition of "Mean Tweets."
One fan said Pharrell looked like a sewer rat. Another thought 2 Chainz resembled Whoopi Goldberg.
Check out more of the hilarious tweets to Jared Leto, John Legend, Katy Perry, Darius Rucker, Lil Wayne, Selena Gomez, the Backstreet Boys, Demi Lovato, Kid Rock, Big Sean, the Zac Brown Band and John Mayer below.