"It's a Sin" is a 1987 song by Pet Shop Boys and is the leading single from their second studio album Actually. It topped the single charts in the United Kingdom, Germany, South Africa, Namibia, Zimbabwe, Austria, Denmark, Ireland, Portugal, Spain, Norway, Switzerland, Sweden and Finland, number 10 in Australia, number 9 in the United States and number 8 in New Zealand and Canada. It was covered by Elton John featuring Years & Years in 2021.