2017: The Bee Gees' classic Disco LP "Saturday Night Fever" returned to the Billboard Hot 200 chart at #148 following the CBS TV special Stayin' Alive: A Grammy Salute to the Bee Gees, which aired April 16. The album was last on the chart dated February 15, 2014, when it ranked at #139.
1975: B.J. Thomas not only reached the top spot on both the Cash Box Best Sellers list and the Billboard Hot 100, he also set a record for the number one song with the longest title with "Hey Won't You Play Another Somebody Done Somebody Wrong Song". The tune was not a hit in the UK.
1970: The Jackson Five achieve their second straight US #1 single with "ABC". It was also a Top Ten hit in the UK, topping out at #8.
1976: Wings' "At The Speed Of Sound" went to #1 on the US album chart. It was Paul McCartney's fifth #1 after he left The Beatles.