Tybalt is the hot-headed, loathesome Prince of Cats. He is Juliet's cousin. He is also the leader of the younger generation of Capulets fighting the Montagues. When angered at Romeo for showing up at his uncle's party he declares him a villain . He later fights with Romeo but ends up killing Mercutio, Romeo's best friend. Romeo, filled with rage, then kills Tybalt and is banished.