Guy Ritchie – When you have cash to spend, launching a passion project becomes a whole lot easier. CNN looks at celebrities who turned their love of music into a side business. Guy Richie, pictured here with his wife Jacqui Ainsley, founded Punchbowl Recordings, named after the London pub he used to own.
Elijah Wood – The Lord of the Rings star founded Simian Records back in 2005.
Idris Elba – The actor has a successful sideline as a DJ. This year he made his Glastonbury debut, spinning the decks on the Sonic stage.
Richard Branson – Virgin Records was the first part of the eponymous empire created by Richard Branson. The label was started in the 1970s.
Mark Wahlberg – The Hollywood star first found fame as the lead singer of Marky Mark and the Funky Bunch, hitting No. 1 on the Billboard Hot 100