Released as a single in early 1983 in the UK and later that summer in the US, it was the first release from the album and became Tyler’s biggest career hit, reaching number one in several countries including the United States, making her the first and only Welsh singer to reach the top spot of the Billboard Hot 100. With physical sales in excess of 9 million copies, Tyler’s recording is one of thebest-selling singles of all time. In a 2013 UK survey, the song came first in a list of most popular songs to sing in the shower, aboveJustin Bieber, Robbie Williams and One Direction