Hello how may I help you? I have some questions about world record Sure! What are your questions? What is the best selling record of all time? The best selling record of all time is Baby One More Time by Britney Spears. Is it just from USA or world? That record, is a best seller in all the world. What's the next best seller? The next best seller is Limelight by Katy Perry. Thank you You're welcome!