How I Met Your Mother Season 9 Episode 14

How I Met Your Mother Season 9 Episode 14

In an attempt to deliver a devastating final slap to Barney, Marshall explains how he mastered the Slap of A Million Exploding Suns.

Serie: How I Met Your Mother

Guest Star:

Episode Title: Slapsgiving 3: Slappointment in Slapmarra

Air Date: 2014-01-13

Year: