Hello how may I help you? do you know world record trivia? I sure do! What would you like to know? can you tell me about something music related? Absolutely. What record are you looking for? i want to know the name of the all-time best selling record Do you mean in the US or in the world? both Okay, let me take a look don't take too long The answer to both is Michael Jacksons Thriller great, thanks!