What does this mean Peter?

Peter, why are all these babies being microwaved? (Couldn’t find anything on Google)

Petah! Help!

What

I don’t get it??

Peter, I tried looking through the comments and got nothin. Is this a reference? Am I stupid?

Peter I was born in the 2020s. What does this even mean 💀

Peter please. I couldn't find it on Google

Peter, should i be worried?

Brother sent this to me.. dont get it.

What does it mean??

People kept making laugh emoji reactions, and I want to laugh too.