Selfish

Credits

• Britney Spears
  lead vocals
• Jeanette Olsson
  background vocals
• John Hanes
  task
• Josh Gudwin
  recording
• Kuk Harrell
  background vocals, recording, task
• Mikkel Storleer Eriksen
  instrument, recording
• Miles Walker
  recording
• Sandy Vee
  instrument, producer, recording
• Serban Ghenea
  mix
• StarGate
  producer
• Tim Roberts
  assistant, task
• Tor Erik Hermansen
  instrument