[s4e19] Murtaugh -

Marshall eventually realizes the value in Lily's philosophy when he receives a participation trophy, though he still struggles to stay calm during the game.

In the B-plot, Marshall coaches Lily’s kindergarten basketball team as "training" for future fatherhood. [S4E19] Murtaugh

Barney concedes when faced with a morning beer bong. The "Too Young" Challenge Marshall eventually realizes the value in Lily's philosophy