1975: K.C. and The Sunshine Band make their US Pop chart debut with "Get Down Tonight". It's the first of four singles by the group to make it to Billboard's number one spot.
1964: The Supremes' "Where Did Our Love Go?" is released and enters the Hot 100. It stays on the chart for 14 weeks and would become the group's first number one hit next August.
1971: Three Dog Night's "Liar" is released. It would become their sixth Billboard Top Ten song, topping out at #7.
1983: The Police started an eight week run at #1 on the US singles chart with "Every Breath You Take", also a chart topper in the UK.
1957: "Teddy Bear" became Elvis Presley's eighth US number one hit in the past fifteen months. It would remain at the top of the Billboard Pop chart for seven weeks and even led the R&B and Country chart for a week.