One roars with pain and the other pours with rain.
They are basically the same except you do an Australian kiss down under.
My pizza jokes *can't be topped!*
MUH SOGGY KEYS!
Oh, what a relief!
A masochrist.
The tyranno-sorest rex
Pupil: To keep vampires off the Internet Teacher: But there aren't any vampires on the Internet Pupil: See It works doesn't it
Hot cross bunnies.
Au-burn
Painless Porker.
Panda-monium.
They'll both bite at anything!