Pomplamoose did a great cover / VideoSong of the Beyonce song "Single Ladies".
Funny Fat Girl
Jen Kwok isn't fat, but she is funny.
Good Video Games
The Stupid Mario Brothers did a parody of the Tears For Fears song "Head Over Heels".
brentalfloss & Jonathan Mann do the best videogame related songs on YouTube. Here's the latest Song A Day from Jonathan Mann.
Somewhere Over The Rainbow
The Ukulele Underground know how to pay tribute to one of their own. When I die, I want a room full of ukes playing me out.
For Orchestra #14: Hit The Road Jack
I love these Walt Ribeiro videos, and it's great to see him do a Ray Charles classic.
Bleep Bloop: 8-Bit Rock Band
"Not an 8-bit version of the game Rock Band, but an actual rock band that plays music with a hacked Nintendo."