What is Oi oi oi Erwin pee pee?

Oi oi oi Erwin pee pee is something Levi says. which be came a funny meme.

Levi : oi oi oi Erwin pee pee PEe PEe

Attack on titans fans: lol :,D

Oi oi oi Erwin pee pee - video