Peteh I don't get it who is the bald guy

I finally have a joke I need help with

For u/Final-Description611

Is this nonsense or am I missing something?

Usually, I'm pretty good, but I don't it's just a picture of a knife in ranch.

sorry if this is really obvious

Petah

Petuh?

I don’t get it

Why fırst is good and second is triggering?

Peettaa please