I’ve been hearing a lot of these lately, still never had one but it will happen. (most likely whilst intoxicated)
McGangBang: McChicken inside a McDouble
McGangBang Deluxe (version 1): same as McGangBang but with added BigMac sauce
McGangBang Deluxe (version 2): A BigMac with Chicken Selects inside with BigMac sauce
McSwag: McChicken inside a BigMac
McGangRape: McDouble with 4-pieces chicken nuggets inside with Sweet&Sour sauce drizzled over the nuggets.
McGasm: Krispy Creme doughnut inside a McDouble