1973: The De Franco Family enjoyed their biggest hit when "Heartbeat - It's a Lovebeat" topped out at #3 on the Billboard chart.
1979: British musician Robin Scott, using the pseudonym M, topped the US singles chart with a Techno-Pop, dance tune called "Pop Muzik". The record had reached number two in England the previous May.
1985: Stevie Wonder's "Part-Time Lover" topped the Billboard Pop chart, becoming his ninth single to do so. The song also led the R&B, Dance and Adult Contemporary charts, making Stevie the first artist to score a number one hit on four different Billboard charts. In the UK, it reached #3.
1972: Gilbert O'Sullivan had the top tune on the UK charts with a song called "Clair", a number he wrote for three year old Clair Mills, the daughter of his manager, Gordon Mills. She would later recall; "My mum said it would be lovely if Gilbert wrote a song about me, so he did." The little girl's giggle at the end of the song is Clair herself.
1975: Queen's "Bohemian Rhapsody" was released as a single. It would stay on the chart for seventeen weeks, nine of them at number one and would eventually go Platinum. The song would be re-released in December, 1991 after being featured in the movie Wayne's World and became a hit all over again.