Hello how may I help you? Hi, I need some help with a world record. Which world record do you need help with? Can you tell me the best selling record of all time? Would you like best selling record of all time in the US or the world? The US please That would be The Eagles greatest hits at 29 million copies sold. Can you tell me the best selling record for the world? It is also The Eagles greatest hits. That is all I needed to know, thanks. Great! Hope this helps. Goodbye!