January 21 – (1978) As Saturday Night Fever becomes a cultural phenomenon, the soundtrack hits #1 on the Billboard Charts, where it will stay until July.
(1984) “Relax” reaches number one in the UK singles chart, despite the BBC ban; it will spend a total of 42 weeks in the Top 40.
January 22 – (1984) The Apple Macintosh, the first consumer computer to popularize the computer mouse and the graphical user interface, is introduced during a Super Bowl XVIII television commercial.
January 23 – (1986) The Rock and Roll Hall of Fame inducts its first members: Little Richard, Chuck Berry, James Brown, Ray Charles, Sam Cooke, Fats Domino, The Everly Brothers, Buddy Holly, Jerry Lee Lewis and Elvis Presley.
January 24 (1981) Aerosmith lead singer Steven Tyler is injured in a motorcycle crash that leaves him hospitalized for two months.
January 25 – (1981) Happy Birthday to singer Alicia Keys.
January 26 – (1978) Workers at EMI’s record processing plant in England refuse to press copies of The Buzzcocks’s second single “What Do I Get?” because of its flipside, “Oh Shit!”. The single is eventually pressed and goes on to become the band’s first hit.
January 27 – (1984) Michael Jackson’s scalp is burned during the filming of a Pepsi commercial and he is admitted to hospital. Around this time, Jackson also releases the title track from his album Thriller as the LP’s final single.