Adam B attempts a try-not-to-flinch prank on his little brother and fails spectacularly in hilarious fashion.

"I didn’t know this was a setting for the retriever model," one social-media user said in the comments section.

These guys need to grow the F up. TikTok challenges are for children. As a law expert, I need someone to explain like I’m 5 why 1 count for door number 1 but 10 counts for door number 2. I just ...