Here are other details worth mentioning: the top workout song for male listeners is the aforementioned "’Till I Collapse," wh. The “Malibu” singer, 26, shared a video of herself getting down to the 2014 Mark Ronson and Bruno Mars hit “Uptown Funk” on T. Bruno Mars and Mark Ronson are reportedly being accused of stealing the sound that helped “Uptown Funk” top the charts. According to court documents obtained by…