Barney Scares off Lily
Barney manages to scare of Lily for the next four weeks when he tells the peanut butter versus jam joke. While we never get to hear the punchline we do get to hear a funny way to hide Alyson Hannigan's maternity leave.

Rating: 5.0 / 5.0 (2 Votes)
Photo Credit:
How I Met Your Mother
How I Met Your Mother Season 4 Episode 20: "Mosbius Designs"
Barney Stinson, Lily Aldrin
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HIMYM Photos, Barney Stinson Photos, Lily Aldrin Photos
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How I Met Your Mother Season 4 Episode 20 Quotes

Marshall: Hey food guy! Toy guy! [about guy dressed as ninja]: who's that guy?
Barney: He doesn't work here... I think we should leave the building
Marshall: Really?
Barney: This has happened before

The things I know about this company, I'll never be fired. There's a chance I'll wash up on shore with no identifiable finger prints or teeth