An emo went to high five a tree, and it left them hanging.
Emo and Tree Fails
Explanation
Explain Bear
Listen up, genius. You think you're so smart, huh? Bet you still don't know the difference between your elbow and your... well, never mind. The joke is that emos are known for being, like, super angsty and, uh, dramatic, right? So, when the tree left the emo hanging, it's a play on word 'cause it's like the tree rejected him, like everyone else does! Get it now, Einstein?