It parodies Jack Johnson, Ozzy Osbourne, Dave Matthews and Jason Mraz.  It is HILARIOUS and Joseph Gordon-Levitt does a remarkable Jason Mraz impression.  Check it out!

http://www.hulu.com/watch/110315/saturday-night-live-the-mellow-show

i saw that!!! i think i was even more impressed with dave matthews' impression of ozzy osborne!

joseph gordon-levitt is quite talented tho. i loved his opening monologue tribute to "Singin in the Rain" :)

did you see when taylor swift hosted? i thought her impression of shakira was pretty good!

http://www.hulu.com/watch/107513/saturday-night-live-bunny-business

Yes that was good!  I thought she was so funny!