FILE - In this June 21, 2011 file photo, rapper Pitbull poses for a portrait in Los Angeles. Pitbull is one of many artists who have churned out platinum-plus hits, but has not matched that success ... more 

FILE - In this June 21, 2011 file photo, rapper Pitbull poses for a portrait in Los Angeles. Pitbull is one of many artists who have churned out platinum-plus hits, but has not matched that success when it comes to album sales. (AP Photo/Matt Sayles, file) less