Darren Stanley Hayes (born 8 May 1972) is a UK-based Australian singer-songwriter. Hayes was the frontman and singer of the pop duo Savage Garden, whose 1997 album Savage Garden peaked at No.1 in Australia, No.2 in United Kingdom and No.3 in United States. It spawned the singles "I Want You", "To the Moon and Back", and Australian and US No.1 "Truly Madly Deeply". The duo followed the success of their debut album with Affirmation (1999), which provided additional hits such as US No.1 "I Knew I Loved You", and Australian No.3 "The Animal Song". Savage Garden sold more than 23 million albums worldwide before parting ways in 2001.