How I Met Your Mother

Big Days

Aired Sep 20, 2010 · 8:00 PM ET · 25 min

When Ted and Barney argue about who has "dibs" on a hot girl, Ted realizes that she is there with Cindy, a girl he previously dated who is also the roommate of his future wife. Meanwhile, Robin is heartbroken over Don, and Marshall can't keep quiet about his desire to start a family.