Marshall suspects that he is the reason Lily can't get pregnant after meeting a fertility doctor who also happens to be Barney's doppelganger. Meanwhile, Robin's embarrassing past is revealed at work by her former co-anchor.
Stars: Josh Radnor, Jason Segel, Cobie Smulders
Director(s): Pamela Fryman
Writer(s): Carter Bays, Craig Thomas, Jenni Hendriks
Genres: Comedy,Romance