B.Taylor Swift, Ke$ha, and Gaga

Group B

But K$ & Taylor there?

Group A:
P!nk
Beyonce
Carrie Underwood
Christina Aguilera
Fergie

Group B:
Britney Spears
Taylor Swift
Madonna
Lady GaGa
Ke$ha

Group C:
Nicki Minaj
Kelly Clarkson
Jennifer Lopez
Lil Kim
Adele

Group D:
Mariah Carey
Rihanna
Shakira
Katy Perry
Selena Gomez

So group D

Group A:
P!nk
Beyonce
Carrie Underwood
Christina Aguilera
Fergie

Group B:
Britney Spears
Taylor Swift
Madonna
Lady GaGa
Ke$ha

Group C:
Nicki Minaj
Kelly Clarkson
Jennifer Lopez
Lil Kim
Adele

Group D:
Mariah Carey
Rihanna
Shakira
Katy Perry
Selena Gomez

Group D I guess?

I still voted for Group B because of Britney tho.

Group E
Kelly Clarkson
Avril Lavigne
P!nk
Nelly Furtado
Britney Spears
Hayley Wiiliams

Group B

I should have put Nelly F in there instead of Selena, and then put her & Fergie in the same group.