How I Met Your Mother - Season 9 Episode 14 -
Season 9, Episode 14 - Slapsgiving 3: Slappointment in Slapmarra
In an attempt to deliver a devastating final slap to Barney, Marshall explains how he mastered the Slap of A Million Exploding Suns.
Please explain the problem in a few words.
Max 255 characters.
Max 255 characters.