Bruno Mars poked fun in a cheeky post on Instagram on Tuesday while sharing his latest milestone on music streaming service Spotify. "I love the lore that I am a Las Vegas lounge singer in debt to the mob,

Mars was referencing the persistent rumor that he is in severe gambling debt to MGM, the company that hosts his Vegas residencies. Last year, a report claimed that Mars owed $50 million to the corporation and was continuing to play Vegas shows in order to work off his debts. MGM, however, vehemently denied the rumor.

Bruno Mars, whose legal name is Peter Hernandez, is one of the most popular musical artists today. The audio streaming and media service Spotify recently announced that Mars has become the first artist in the history of the platform to reach 150 million monthly listeners.