What does the third one mean?

What does this mean??

Peter, I don't understand

Peetah, What is the joke here?

Petah I used to understand this meme but I forgot what it meant

Petah, Please Explain the Joke

I googled it and couldn’t find any dead 9 year old?

Petaah, why does he mean when he says he's afraid?

I don’t get it.

Petah. I don't get the joke and I feel racist.

What does this mean?

What did the Spetsnaz do?