What is Supergroup?
1.
A (usually) rock band made up of popular and established artists. Oten assembled for a single project and usually heavily hyped, drawing on the combined popularity of the individual artists.
May or may not be successful
See also:
Damn Yankees
Velvet Revolver
Foreigner
Crosby, Stills, Nash, and Young
Audioslave
Cream
Yardbirds
Band Aid
The Firm(the rock and hip-hop ones)
2.
Class of '99 -
Class of '99. Now that's what I call a supergroup!
See