Bruno Mars, the most successful male artist of the first half of the '10s, appears to be having a very similar moment to that of Lady Gaga in 2013. Bruno released his lead single during the same time that The Weeknd did. And while The Weeknd's lead single went #1, Bruno's only reached #4 (cough "Roar" at #1,  "Applause" at #4). Bruno's previous lead single went #1, just like Gaga's "Born This Way" had gone #1. Bruno seems to be struggling to gain exposure with the Weeknd in the public eye. I mea