You don't need for Howie to go off the deep end.
Arnie Smith had fallen off the deep end soon after arriving to the Peak.
You've come up with some crazy ideas in the past, but this time you've gone off the deep end.
I was telling D that Rainy went off the deep end when we told him about the girls!
However, there is a small set of skills that you will want to acquaint yourself with before jumping in the deep end.