'How I Met Your Mother': How Cristin Milioti got the mother of all roles -- EXCLUSIVE
So, who is the girl with the yellow umbrella? Her name is Cristin Milioti, a 27-year-old New Jersey actress who's shown up on Broadway, in films, and on television: The Broadway set will know Milioti as "Girl" in the musical version of Once, a role which earned her a Tony nomination last year; film buffs will recognize her from movies like 2012′s Mike Birbiglia comedy Sleepwalk with Me; and TV fans may remember…