Naturally 7~

Oh my god , this acapella band really rocks. Need prove?

http://www.youtube.com/watch?v=kUX9ffXdPYk

I think this is the reason why they get famous in Europe?
They perform on a train in Paris .

More information about this band ( Info from Wikipedia.org )

Naturally 7 is an American a cappella music group. They sing primarily R&B with extensive beat-boxing. Band members are Garfield Buckley, Rod Eldridge, Warren Thomas, Jamal Reed, Roger Thomas, Dwight Stewart, and Armand "Hops" Hutton.

They spawned two Hit-Singles, a cover of Phil Collins's "In the Air Tonight" which was an international Top-Twenty song (France, Italy) and "Music Is the Key" which hit the number 1 in Germany and the Top-Ten in Switzerland, Poland and Austria.

On the 12^th of July 2007, they performed at the Montreux Jazz Festival, together with artists like Al Jarreau and George Benson.

They are now touring with Michael Buble on his "Call Me Irresponsible" Live European Tour.