Akon 's promotional single `` Dirty Work '' peaked higher than 35 on the Rhythmic Billboard charts .
After an almost 3 year hiatus from solo work , Akon released the promotional single `` Dirty Work '' , featuring Wiz Khalifa , which was released in February 2013 , peaked at number 31 on the Rhythmic Billboard charts.  that year , on November 11 , 2013 , Akon released a standalone single titled `` So Blue '' .