Oscar is the uninvited guest from hell.  Not only does he crash the party, he doesn't know when to leave.  Too bad his host is such a milquetoast.

Claiming to have an injured wing, it would seem that Oscar is convalescing in Larry's hair.  At times, though, it seems more like he's hiding.  His brother, a competitive sort, shows up every now and then to stoke their sibling rivalry.

When he's not fighting with his brother over corn muffins and skeeter burgers, Oscar plays mind games with Larry.  Whether or not Oscar is simply "roadkill," as many suspect him to be, is a question that ultimately lands Larry in a mental hospital.  Even if this hairbat plays possum to suit his needs, he clearly has an agenda...