New Jersey Man Goes to Jail for Using Own Vomit As Weapon 5.92K Adrian Chen 07/30/10 01:07PM Filed to: sentences sentences Crime matthew clemmens phillies Nationals Vomit 21-year-old Matthew Clemmens forced himself to vomit on a guy he was fighting with in the stands of a Phillies-Nationals game in April. Now he's been sentenced to 1-2 months in jail. The maximum sentence was two years.