Socially ambitious, Mrs. O'Brien concludes to get one over on her rival, Mrs. Casey, and gives a monkey party in honor of Count Castoria. That was Mrs. Casey's cue to do her one better and give a gorilla party. Casey plays the gorilla. It strikes the gorilla that there is too much ardor in Mrs. Casey's tete-a-tete with the hand-kissing count. It starts a panic.
Moving Picture World synopsis