One thing fans can bet on? Bruno Mars will never stop making jokes about his alleged gambling debts. The Grammy winner, 39, surprised fans at Blackpink's Sunday, July 13, concert in Los Angeles when Rosé brought him out to perform their hit single,

Mars joined Rosé onstage at Los Angeles’ SoFi Stadium to showcase the flirtatious track, which sees the pair dueting on vocals and sharing the hooky chorus. The musicians wore coordinating jackets for the performance, which culminated with confetti and a lively dance party from Blackpink’s backup dancers.