Billboard has released its list of top 40 girl group songs of all time.
It isn't subjective. It's based on the songs' performances on the charts -- and is led by a disco hit from 38 years ago.
The Band Perry, Ariana Grande, Lady Gaga and John Legend have been added to the list of performers for "Stevie Wonder: Songs In The Key Of Life — An All-Star Grammy Salute."
The Stevie Wonder tribute concert, which is next week in Los Angeles, is honoring Wonder's career with a medley of some of his biggest songs. It airs as a prime-time CBS special Feb. 16.
The first performers for the special "Stevie Wonder: Songs In The Key Of Life — An All-Star Grammy Salute" concert next month have been announced.