- Josh Radnor (Ted Mosby)
- Neil Patrick Harris (Barney Stinson)
- Jason Segel (Marshall Eriksen)
- Alyson Hannigan (Lily Aldrin)
- Cobie Smulders (Robin Scherbatsky)
- Cristin Milioti (Tracy McConnell)
How I Met Your Mother — S0E3
Episode: Marshall's Music Video - You Just Got Slapped
Air Date: 2007-11-19
Overview
You Just Got Slapped was a song composed and performed by Marshall, with backup vocals sung by Barney. It was featured in Slapsgiving and then reprised again in Slapsgiving 2: Revenge of the Slap as the song featured in the commercial for Mickey Aldrin's game "Slap Bet".