Grouchy Pig

Holiday Oink is a Pig that appears in the Angry Birds Friends Holiday Oink tournament.

Description
Holiday Oink is a fluffy pig that has big bushy eyebrows and yellow eyes with a green iris and black pupils. It has a grumpy expression.

It's most likely a parody of the Grinch, a human-like monster that hates Christmas. He is a character from one of the stories made by Dr. Seuss.