A metaphor is like a simile.
How many people does it take to change a searchlight bulb?
There's a fine line between fishing and just standing on the shore like an idiot.
I couldn't find the remote control to the remote control.
I put a new engine in my car, but forgot to take the old one out. Now my car goes 500 miles per hour. The harmonica sounds amazing.
Why don't they just make mouse-flavored cat food?