S&M,' PART 1: As it rebounds 4-3 as the Hot 100's Airplay Gainer for a second consecutive week, "S&M" marks Rihanna's 14th No. 1 on Dance/Club Play Songs, where it rises 2-1.
The coronation ties Rihanna with Beyonce for fifth place among artists with the chart's most leaders. Here is a look at...