Rihanna celebrates Germany's World Cup win against Argentina by flashing her bra....must see.

Revealing: Rihanna lifts her top after Germany beat Argentina to win the World Cup

There's nothing better than your country winning the World Cup, but Barbadian singer Rihanna seemed more than happy after Germany beat Argentina.
The pop princess took several snaps at the Maracana on Sunday night, celebrating the 1-0 win after extra-time.
The World Cup fanatic posted a picture lifting up her shirt to reveal her bra in the stands.

Having a good time: Rihanna poses with the Man of the Match award during the final

Celebration: Rihanna was relishing the 1-0 extra-time win on Sunday night