I guess single man and group is a bit of an oxymoron, eh?! Well, you'll get what I'm talkin' about when you watch Sam Tsui sing multiple times. The genius behind it all is Mr. Kurt Schneider [whose last name I want].
Check out his Michael Jackson medley:
Is that not one of the greatest things you've heard?! I LOVE it!! So much so that I even took the time to watch more of his videos! He's AWESOME!
They're not all "groups," but they're all entertaining and incredible.
Gah. I have a new obsession for now. They're so Disney Channel meets YouTube sensation meets something else great. Now all I need is for Ellen to have them on her show and my life will be complete.