May 19, - The U.S. has some weird customs when it comes to sex, but it's nothing compared to the rest of the world. Check out the world's craziest sex. Jun 15, - Top 10 Strangest And Grossest Sex Acts! | TheBrumtards order) Be sure to watch and find out what strange/gross things are actually happening in the world that you proabably didn't even know people do! lol. Show more.