Glitch Pecker (Pecker Glitch in Spanish) is a enemy in HPP. They have 5 HP and spawn 5 other glitch peckers when defeated.
They only die when your DS lags so much. Then they dissapear.
He got the pixeled face when he was on Beak & Order and he slammed his face against a TV screen.
"Beak & Order" is most likely a pun on Law & Order.
It's usage is simalar to the blimp B.R.I.C.K.