I shall bring about the end of the world by foisting upon it the abominations of the 70s: first pet rocks and mood rings, then leisure suits, and finally the Bay City Rollers shall sing again!
Excellent! The ultimate doom!
Check it out. I got this mood ring. It changes colors.
You idiot, you've got it on backwards. You've probably made it into a doom ring.
A doom ring, huh? Uh oh, what does yellow mean?
According to the Department of Homeland Security, it means we're likely in the presence of the antepenultimate doom.