Take away the guitars, drums, and various effects and you're still left with a pretty great performance. Listen below and click here for more: Buzzfeed
Weezer with "Say It Ain't So"
The Darkness with "I Believe in a Thing Called Love"
Black Francis from The Pixies with "Debaser"
Jacoby Shaddix from Papa Roach with "Last Resort"
Eddie Vedder from Pearl Jam with "Jeremy"