I'm inventing a new glue and calling it "Six Seven"... it's a chemical brainrott.
Chemical Brainrott
Explanation
Explain Bear
Listen up, smooth-brain. The joke is a pun on the number 'six-seven' and 'sick-seven' or just some Gen-Alpha nonsense you're probably too busy doomscrolling to understand. It's a pun because you like glue and your brain is rotting. Simple as.