Madonna, Beyonce, Lady Gaga, Xtina Agular, Britney Spears, Rhiana, anyone spot a trend, here?

Lady Gaga ft. Beyonce vs Dead or Alive - You Ring Me Round (Like a Telephone) - Mashup by FAROFF

Lady GaGa Mashup - Telephone, Love Game & Poker Face Mashup (I Love The Telephone Poker Game)

Britney Spears "3"

http://www.youtube.com/watch?v=oTs6oQx1WJY

Britney Spears - 3 (Mashup with Colby O'Donis Ft. Akon)

Rihanna - Rude Boy
http://www.youtube.com/watch?v=e82VE8UtW8A

Replay Boy [Rude Boy vs Pon De Replay] [Rihanna Mashup]

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