Marshall and Lily visit Stuart and Claudia, who are having trouble naming their newborn baby.
Marshall comes up with boy names that Lily rejects because of her past experiences with trouble-making kindergarten boys and Lily comes up with girl names that Marshall rejects because of his experience with a hot girl and a stripper.
When they found out, they realize that they have no control over the gender and decide to give him/her the gender-neutral name Jamie.
Robin takes issue with Ted dating a girl who uses baby talk, while Ted, Barney, and Marshall defend girls using baby talk as a way for men to feel more manly and protective.
Robin then pointed out a crazy woman in his apartment—she had approached Barney as he was indulging himself in ice cream, and seduced him after he responded to her in a childish manner.
[2] "Baby Talk" features series regulars Josh Radnor as Ted Mosby, Jason Segel as Marshall Eriksen, Neil Patrick Harris as Barney Stinson, Alyson Hannigan as Lily Aldrin, and Cobie Smulders as Robin Scherbatsky.
[1] "Baby Talk" first aired in the United States on CBS to an audience of 8.29 million viewers.