Bruno mars debuts “Fat Juicy and Wet,” his collaboration with Sexyy Redd, on 17 different Billboard charts this week.

Gaga ties her second-longest command, as her debut smash “Just Dance,” featuring ... his second No. 1 on the Streaming Songs chart. Plus, ROSÉ and Bruno Mars’ “APT.” ...

Time to head over to Bruno Mars and ROSÉ’s “APT.” for a celebration. The high-energy track has officially reached the one billion views mark on YouTube, the video platform announced this week. Just ...