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Watch How I Met Your Mother S04E18 (Season 4 Episode 18)
Watch How I Met Your Mother S04E18
Old King Clancy
Marshall and Barney lie to keep Ted from finding out the headquarters he'd been hired to design for GNB has been cancelled.. You can watch How I Met Your Mother S04E18 here.
Air date: March 23, 2009 on CBS at 8:00 PM
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Watch How I Met Your Mother S04E17 - The Front Porch
Season 4 Episode 17
Air date: March 16, 2009 on CBS
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Guest stars
Darlena Tejeiro, William Walton, Aaron Hill, Aynsley Bubbico, Stephen Kearin