I would create an orchestra.
Vocals:
Maynard James Keenan
Johnathan Davis
and that chick from Evanescence
Guitar:
James Schaffer
Brian Welch
the guy from Dream Theatre
The guys from Slipknot
and the guy from Tool.
Bass:
guy from Tool
Flea
Reginald Arvizu
Drums:
Terry Bozzio
Dave Weckl
Virgil Donati
Steve Gadd
Jeff Queen
David Silveria
Joey Jordison
Vinnie Colaiuta
Michael......for the experience.
Cheerleaders:
Buffy Tyler
Ali Landri
Brianna Banks
Gwen Stefani (couldn't think of any good pplz)
Britney Spears (same as above)
Christina Aguilera (same as above)
Shakira (same as above)
Me, of course.
I don't necessarily like everyone in my "orchestra", but it would definately be an interesting mix.