Pet Shop Boys are an English synth-pop duo, formed in London in 1981 and consisting of Neil Tennant and Chris Lowe.

Pet Shop Boys have sold more than 100 million records worldwide,^[8] and are listed as the most successful duo in UK music history by The Guinness Book of Records.^[9] Three-time Brit Award winners and six-time Grammy nominees, since 1985 they have achieved 42 Top 30 singles, 22 of them Top 10 hits in the UK Singles Chart, including four UK number ones: "West End Girls" (also number one on the US Billboard Hot 100), "It's a Sin", a synthpop version of "Always on My Mind", and "Heart". Other hit songs include a cover of "Go West", "Opportunities (Let's Make Lots of Money)" and "What Have I Done to Deserve This?" in a duet with Dusty Springfield. With five US top ten singles in the 1980s they are associated with the Second British Invasion.^[10]