HOW I MET YOUR MOTHER Season 9 Episode 14 Slapsgiving 3: Slappointment in Slapmarra Photos : “Slapsgiving 3: Slappointment in Slapmara” — In an attempt to deliver a devastating final slap to Barney, Marshall explains how he mastered the Slap of A Million Exploding Suns, on the final season of HOW I MET YOUR MOTHER, Monday, Jan. 13 (8:00-8:30 PM, ET/PT) on the CBS Television Network. Stacy Keibler returns as Karina.
