Define Clap Them Alien Cheeks Meaning

Clapping Them Alien Cheeks
The act of having sex with an Area 51 alien after or during the September 20 raid, usually in a meme context.

Hey Michael, are you going to the Area 51 raid next week?
Yeah, Iā€™m gonna be clapping them alien cheeks
By Jacquenette
Clap Them Alien Cheeks
When someone finds a alien Raiding Area 51 then fucks there fat cheeks.

I Was Raiding Area 51 with the boys and found a alien and clapped that aliens cheeks. Let's Clap Them Alien Cheeks! REEEEEEEEEEEEEEEEE
By Elyn