Do you think she moved on too soon? She also speaks with Ryan Seacrest about her upcoming tour, learning to play the drums, dieting, and planning Katy Perry's bachelorette party.

Dag it! <strong>Rihanna</strong> is OFFICIALLY off the market now!

Rihanna hit the “American Idol” stage last night as a special guest performer. The singer rocked out with a single off Rated R “Rockstar 101″.

Just days after announcing that she would be on the tour, Nicki Minaj has pulled out of Rihanna’s “Last Girl On Earth” tour.

Remember the drama a few years ago when Teairra Mari was once the princess over at Def Jam, and Rihanna came along and smashed the game!

Hitting all major cities across North America to promote her latest album, Rated R, the tour is titled Last Girl On Earth.

Rapper Nicki Minaj will head out on the road as an opening act for Rihanna’s 2010 Last Girl On Earth tour of North America.

Rihanna recently shot a PSA for her “Believe Foundation” to raise awareness for leukemia.

After moving into her home a few weeks ago, Matt Kamp is making it official…the baseball player has proposed to girlfriend Rihanna.

Rihanna will be the guest performer on next week’s American Idol results show.  According to Entertainment Weekly,Rihanna, who will sing ‘Te Amo’ (from ‘Rated R’) before another finalist is sent home packing.

Check out these flicks of a young teenage Rihanna in her homeland of Barbados.

Jay-Z signs Alexis Jordan to Roc Nation