because they have a strong dislike for eachother. samson and gregory, servants from the house of capulet, hate the montagues and are openly discussing it. they see two montague servants, and discuss how best to start a fight without getting in trouble with the law, the flick their tongue or something and this starts a huge fight. benvolio from the montague and tybalt from the capulets are there. benvolio, in an effort to create peace, draws his sword. tybalt draws his sword and fights benvolio and tybalt come upon the servants fighting contrast their reactions benvolio - tells them to stop fighting tybalt - encourages the fighting, even tells benvolio to not be a coward
