Nicki Minaj, the singer, has made the decision not to be part of Rihanna’s tour.

Minaj sent a tweet saying she was sorry she wouldn’t be part of the tour with Rihanna, and that she had decided to use the time to complete her new album and hoped that Rihanna would understand.

Minaj followed the tweet up with thanking Rihanna for extending her the great opportunity and for being such a sweetheart. She said she supported the show and sent her love.

Nicki Minaj, a Jamaica, Queens native, was born December 8, 1984 as Onika Maraj.

Minaj’s career started in 2004 with singing hooks and background vocals for local rappers. Fendi, Dirty Money’s CEO, discovered Minaj on MySpace and signer her to his label.

“Massive Attack,” Minaj’s first single was released March 30, 2010.