Lily attempts to join the group of woooo girls, but when she lacks the necessary cowboy hat she rocks a firefighter hat she got from fire safety in school. Hawt.
Robin, feeling left out as the single girl in her group, bonds with a group of single party girls she calls the wooo girls. Jamie Lynn Sigler guest stars as one of the girls.
Barney: I know. We are Swedish. We are so cool with our baguettes and our Eiffel Tower. Marshall: Dude, Sweden is not France, you know that, right? Barney: Oh, it's France!
