After a big win by Psy and his massive hit 'Gangnam Style', Rihanna has entered into the battle to see if she can claim the top song of the week. It is time once again for the Fun 107 listeners to cast their vote for the song of the week. Demi Lovato is hanging in there, and Justin Bieber s still giving everyone a fever.

Rihanna has thrown her hat into the ring, so all the Rihanna faithful out there, lets she if she can beat out Psy this week.

Cast your vote below, and then on Thursday night during the Top 7 at 9 we'll see which song claims that top spot.