Lethal Weapon 1x18 Promo/Preview "Commencement" (Season Finale) Lethal Weapon Season 1 Episode 18 Promo Lethal Weapon Season 1 Season Finale Promo Lethal Weapon 1x18 Promo "Commencement" (HD) Season Finale Lethal Weapon 1. sezon 18. bölüm fragmanı » Starring: Damon Wayans Sr., Clayne Crawford, Jordana Brewster, Keesha Sharp