Hello how may I help you? i need you to find a world record for me What record is it? what is the best selling record of all time ? Would you like to know about world records or just in the US? lets do world first That's Thriller by Michael Jackson what about best selling of all time in the US only? That is also Thriller by Michael Jackson Would you like to know what the best selling single is? yeah sure That's White Christmas by Bing Crosby cool, thanks for the info!