Written by Curtis Mayfield, it was part of the soundtrack for the Bill Cosby/Sidney Poitier film Let's Do It Again.
The single reached the top of the Billboard Hot 100 singles chart on December 27, 1975, the day before Roebuck "Pops" Staples' 61st birthday, and also spent two non-consecutive weeks at the top of the Hot Soul Singles chart.
R&B quartet Xscape sampled the song on their first single, the remix of "Just Kickin' It", from the 1993 album Hummin' Comin' at 'Cha, produced by Jermaine Dupri.
Ice Cube sampled the song for the remix of "It Was a Good Day".
It's also sampled on BJ the Chicago Kid's single "Good Luv'n".