Hello how may I help you? Hi, I would like to know what the best selling record of all time is? I can assist you with that information. Are you talking about the best selling record in the United States? I would like to know the world record please. The best selling single record in the world was Bing Crosby's White Christmas. Would you like to know the best selling album? Sure! The best selling album of all time was the soundtrack to Mame. Wow that is very interesting. Thank you I can also tell you the best selling 78 RPM record of all time Any chance you know the world record for best selling Hip Hop album? Yes it was Help Me by Jay Z