I watch my friend eat my girlfriend's pussy and I like it

This couple does something that I don't understand at all, you're going to see how they record their fucks, in this case she has sex with a friend of her boyfriend and he sees everything and on top of that he likes to see how other guys enjoy his girlfriend's pussy, but how can you be so extremely stupid? How can you let other people eat your girl's pussy? What a stupid cuckold!!!.