Five Headed Shark Attack. Astute viewers may notice that the shark only has four heads. But just suffer through the first 30 minutes and you'll see that with literally zero explanation the shark's tail just turns into another head.
I know people are always concerned about whether it would be awkward to tell someone what moments like this mean to them. I never realized how incredibly not awkward it would be hear this sort of stuff until I got older and had a kid. If my kid's friend asked me to braid their hair and then thanked me because of something like this? I would never stop crying. I would also never stop hugging them. Which now that I think about it would probably make it awkward...