Singer-rapper Nicki Minaj performs at the Radio One Hackney Music Festival in Hackney Marshes in east London on Saturday, June 23, 2012. (AP Photo/Joel Ryan)

Photo by: Joel Ryan

Singer-rapper Nicki Minaj performs at the Radio One Hackney Music Festival in Hackney Marshes in east London on Saturday, June 23, 2012. (AP Photo/Joel Ryan)