How I Met Your Mother: Season 4, Episode 16
4 - 16: Sorry, Bro
When Lily and Marshall get wind of the fact that Ted's college girlfriend, who they always hated, has moved to New York, they try to persuade him not to contact her.
When Lily and Marshall get wind of the fact that Ted's college girlfriend, who they always hated, has moved to New York, they try to persuade him not to contact her.