When I'm on stage, it's a little world I've created where I'm sort of the thing, so I have total control over everything that happens. When we're improvising, I'm with someone I totally trust. I know things are going to work out. I don't have those guarantees in life. There are no consequences on stage.

It has been stated that the two met while members of Second City though according to Mochrie this is untrue. In 2012 Mochrie starred in the ABC improv comedy series Trust Us with Your Life. Mochrie remained active elsewhere during his tenure as a Whose Line member.

S. Colin Andrew Mochrie (/ˈmɒkri/; born November 30 1957) is a Scottish-born Canadian actor and improvisational comedian most famous for his appearances on the British and U.