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 used time travel as a pick up line and dresses up as old Barney to warn a girl she needs to sleep with present day Barney. So amazing, so Barney.
The gang and Regis Philbin finally finds the world's greatest burger. I doubt it was worth the question, but then again, it never really was about the burger.
Barney: So I explained to her, I said Madelin, every single international conflict essentially boils down to sexual tension Ted: Every international conflict? Barney: Every single one, dude Ted: So the crisis in the middle east could be solved by? Barney: Gaza Strippers. Next. Ted: Apartheid? Barney: Apart Thighs? What else you got? Ted: Cold war. Barney: Ms. Gorbachev, Take Down Those Pants
