" 1 - 2 - 3 " by Len Barry (1965)

Released in 1965, “1-2-3” quickly became a major hit for singer Len Barry — known for his smooth, emotive soul voice. The song soared into the Top 10 charts in both the US and the UK, becoming an iconic example of 1960s pop-soul blended with doo-wop influences. With its catchy melody and simple, charming lyrics, “1-2-3” feels like a sweet love confession that makes you smile every time.