One of the first signs of their growing friendship is Robin agreeing to Barney's increasingly scandalous dares to say certain things on her news show, knowing no one is actually watching.
The first sign of a possible relationship between Barney and Robin occurs in , where Robin acts as Barney's replacement wingman (in place of Ted, who is busy dating Victoria).
Barnabas "Barney" Stinson is a fictional character portrayed by Neil Patrick Harris and created by Carter Bays and Craig Thomas for the CBS television series How I Met Your Mother.
One of the main characters, Barney is a womanizer who uses many 'plays' in his 'playbook' to help him have sex with women.
He assumed that he was invited solely because the two were friends and did not believe he had a chance of winning the role.He was also the bartender for Ted and Barney's bar "Puzzles".He sang one harmony in 'The Puzzles Song' that Ted and Barney sing, which he sings "And I'm the bartender!Robin asks Ted to clear the situation to her crush, so they can go out.When Ted finds out that she had a crush on him while they were dating and why she made him cover his face during sex, he becomes angry and pretends to propose to Robin in front of her crush to get back at her.