It's Tuesday. I like you

How many times does Chase say this to Cameron?

3.20 "House Training" - 1x 11:25 Chase tells Camereon that he likes her in the lab, "I just want to let you know, I decided tuesday is a good day to do that".

1X "The Jerk"(3.23): At 27:47, Chase reminded Cameron in the lab and she replied "I know"…it was cute.

3.24 "Human Error" - 26:47 “The whole it’s Tuesday, I like you. It’s silly”

3.21 "Family" 10:54 Chase reminds Cameron he likes her in the Pathology lab