How I Met Your Mother

Robin wonders whether not finding the locket is a bad omen

Robin and Barney panic half an hour before the wedding, with the bride-to-be convinced it is a bad omen that she never found the locket. Ted attempts to calm her down, and debates whether he should tell the truth about the necklace's location. Lily and Marshall help Barney with his vows, and discover they may not have stuck to their own. American sitcom, starring Josh Radnor and Alyson Hannigan