How I Met Your Father Video: Watch Leighton Meester's First Official Scene -- Why Is Jesse's Ex Back in Town?

Spotted: Gossip Girl vet Leighton Meester making her formal How I Met Your Father debut. TVLine has an exclusive sneak peek at Tuesday’s episode, which marks Meester’s official introduction as Meredith. Before now, viewers had only caught a few brief glimpses of Jesse’s ex-girlfriend/bandmate in the infamous #ProposalFail video. Shortly after the rejection, Mer packed her […]