How I Met Your Mother | Doppelgangers
Genre: Comedy
Director: Carter Bays, Craig Thomas
Cast: Alyson Hannigan, Cobie Smulders, Cristin Milioti, Jason Segel, Josh Radnor, Neil Patrick Harris
Description: : Marshall and Lily make a secret pact to start trying to have a baby if they ever finally see Barney's doppelganger. Meanwhile, Robin finally gets an offer for her dream job.