Angry Birds Party Cup. They may be angry, but these birds are a surefire way to make everyone smile! Fire up your party with this Angry Birds party supply straight from the hit video game and get ready to pig out! No matter what you're serving, this large Angry Birds party cup, featuring the dastardly King Pig, is a must-have addition for completing your theme and makes an excellent party favor or prize for party games! Plastic. 16 oz.