The Barman and Robin are struggling a bit when Barney is not being a sensitive enough of a boyfriend, so he eventually enlists in Ted's class for help.
Oh yes, Robin and Barney really are dating when How I Met Your Mother kicks off its fifth season. But the pair won't actually put a label on their relationship.
In this flashback after the credits, it turns out Robin was actually the one to suggest the Old King Clancey to her Canadian "celebrity" she went home with.
Marshall, Ted, Robin and Lily all stand outside the house in "The Stinsons." In this episode, the guys meet Barney's wife and child they never knew existed.