The Rubettes movement, wearing trademark white suits and cloth caps on stage. Their first release, "Sugar Baby Love" was an instant hit remaining at number one in the United Kingdom for four weeks in May 1974, while reaching number 37 on the US chart that August, and remains their best-known record. Subsequent releases were to be less successful, but the band continued to tour well into the 2000s with two line-ups in existence. The Rubettes' first and biggest hit was "Sugar Baby Love" (1974) which was a number one in the United Kingdom, going on to sell around 500,000 copies in the
I Love to Love (But My Baby Loves to Dance) lead on the international hit "I'm on Fire" by 5000 Volts (1975), but her contribution was unacknowledged, with Luan Peters cited as vocalist in promotion for the group. It was through a mutual friend, singer Lee Vanderbilt, that Charles met record producer Biddu who encouraged her to record "I Love to Love (But My Baby Loves to Dance)", utilizing Manchester musicians Richie Close (keyboard), Clive Allen (guitar), Des Browne (bass) and Tom Daley (percussion) to create a signature hit sound for Charles. Reaching number 1 on the UK Singles Chart in March 1976 and topping the chart for three weeks,