1959: Cliff Richard becomes the first UK artist to have a Rock 'n' Roll hit in the US when "Living Doll" makes the Billboard chart, where it will peak at #30.
1974: Canadian singer Andy Kim went to #1 on the Billboard singles chart with "Rock Me Gently", his only US chart topper. The record was also a hit in the UK, reaching #2. Along with his recording career, Kim was also a successful composer and was the co-writer of The Archies' "Sugar Sugar".
1975: John Denver's two sided hit, "I'm Sorry" / "Calypso" reached the top of the Billboard singles chart. It was his fourth and final US number one record, although he would place six more songs in the Top 40.