How I Met Your Mother - Season 2 - Eps 22: Something Blue
It's still Marshall and Lily's big wedding day but now we're at the reception. Robin tries to tell a story but keeps getting interrupted. Barney tries his hardest to figure out Ted and Robin's secret.
About How I Met Your Mother

Title: How I Met Your Mother
First Air Date: 2005-09-19
Last Air Date: 2014-03-31
Status: Ended
Rating: 8.146/10 (from 5166 votes)
Language: EN
Seasons: 10
Total Episodes: 208
Network: CBS
Genres: Comedy
Production Companies: Carter Bays, 20th Century Fox Television
Synopsis
A father recounts to his children - through a series of flashbacks - the journey he and his four best friends took leading up to him meeting their mother.
Cast

Josh Radnor
Ted Mosby

Neil Patrick Harris
Barney Stinson

Jason Segel
Marshall Eriksen

Alyson Hannigan
Lily Aldrin

Cobie Smulders
Robin Scherbatsky

Cristin Milioti
Tracy McConnell