Sept. 16, 2000
Madonna scores her first Billboard Hot 100 since 1995 (and her 12th and most recent leader), as "Music" shimmies to the summit.
Sept. 17, 2011
Adele's "Someone Like You" becomes the first piano-and-vocals only No. 1 in the Billboard Hot 100's history.
Sept. 18, 2010
Katy Perry takes the title cut of her album Teenage Dream to the top of the Billboard Hot 100. It's one of five No. 1s from the set, the only one by a woman ever to yield a quintet of leaders.
Sept. 19, 1987
… As noted yesterday, Katy Perry's Teenage Dream is the only album by a woman to produce five Billboard Hot 100 No. 1s. The only other such set by any artist? Michael Jackson's Bad, which, 27 years ago today, generated its first topper, "I Just Can't Stop Loving You," with Siedah Garrett.
Sept. 20, 1969
On this date 45 years ago, a cartoon tune topped the Billboard Hot 100: the Archies' "Sugar, Sugar." Of course, there was real talent behind the scenes: Andy Kim co-wrote the song. He'd go on to top the Hot 100 in 1974 with "Rock Me Gently."
Sept. 21, 1991
After the oh-so-direct "I Wanna Sex You Up" reached No. 2 on the Billboard Hot 100 in June 1991, Color Me Badd reigned with the more traditionally romantic "I Adore Mi Amor."