Asia are an English rock supergroup formed in London in 1981. The most commercially successful lineup was its original, which consisted of four members of different progressive rock bands who had enjoyed great success in the 1970s: lead vocalist and bassist John Wetton, guitarist Steve Howe (Yes), keyboardist Geoff Downes and drummer Carl Palmer. Their debut album, Asia, released in 1982, remains their best-selling album and went to number one in several countries. Billboard listed it as the top album in the U.S. in 1982. The lead single from the album, "Heat of the Moment", remains their top charting and best-known song, reaching the top 40 in over a dozen markets. It peaked at #4 in the U.S. on the Billboard Hot 100 and hit #1 on the Billboard Mainstream Rock chart.

John Kenneth Wetton was an English musician, singer and songwriter. Although he was left handed he was known as a dexterous right handed bass player and had a booming baritone voice Wetton joined the band Family in 1971 for a short time before joining King Crimson in 1972. After the breakup of King Crimson at the end of 1974, Wetton spent the next seven years as a member of other progressive rock and hard rock bands which included Roxy Music (1974–1975), Uriah Heep (1975–1976), U.K. (1977–1980) and Wishbone Ash (1980–1981).