Nicki Minaj at the 40th American Music Awards Arrivals at Nokia Theatre in Los Angeles, CA on November 18, 2012.

Nicki Minaj arriving at the Samsung Infuse 4G For AT&T Launch Event at Milk Studios on May 12, 2011 in Los Angeles, CA.

Nicki Minaj in the 2011 MTV Video Music Awards Press Room at Nokia Theatre LA Live in Los Angeles, CA on August 28, 2011.

Nicki Minaj arriving at the 11th Annual BET Awards at Shrine Auditorium on June 26, 2011 in Los Angeles, CA.

Nicki Minaj at the 2010 MTV Video Music Awards at the Nokia Theatre L.A. Live in downtown Los Angeles on September 12, 2010.

Nicki Minaj signing her album Pink Friday: Roman Reloaded at HMV in Whiteleys, London on April 19, 2012.

Nicki Minaj arriving at the 2011 Billboard Music Awards at MGM Grand Garden Arena on May 22, 2010 in Las Vegas, NV.

Lady Gaga at the 2010 MTV Video Music Awards at the Nokia Theatre L.A. Live in downtown Los Angeles on September 12, 2010.

Lady Gaga arrives at the Hilton in Bucharest on August 15, 2012.

Lady Gaga performs at Staples Center on March 28,2011 in Hollywood, CA.