Check out Mumford and Sons signing their hit "The Cave" from Teennick Rocks Out!
Check out Gogol Bordello signing their hit "Start Wearing Purple" from Teennick Rocks Out!
Check out The National signing their hit "Fake Empire" from Teennick Rocks Out!
Catch B.O.B. perform "Magic" on Teennick Rocks Out!
Watch the cast of 100 Things to Do Before High School amp up your favorite Nick shows!
If you see her coming, run the other direction! She's the Worst. Babysitter. Ever.
Watch every night at 12AM ET!