So far i have gotten:
Michael Jackson
Rihanna (Me)
Jennifer (Me)
McFly
Mariah
Brandy
Fantasia
Shakira
Christina Aguilera
Beyonce
Katy
Ashlee
Natasha
Amy Lee
Whitney
Carrie
Seriously. How does Britney get judged? Because she basically isn't signing. And since this game is about vocals...
But, seriously, Britney was really a waste of space here. Someone else (like Alicia Keys, Monica, or Mary J. Blige for example) should've been put in the competition instead of her.