That's DISAPPOINTING.
The Big Bang Theory Season 5, Episode 20
The Disappointing Child
by Beverly Hofstadter.
The Big Bang Theory Season 7, Episode 4
Yes, the DISAPPOINTING sex.
The Big Bang Theory Season 3, Episode 2
As I was saying, you and Leonard
had a DISAPPOINTING sexual encounter.
The Big Bang Theory Season 3, Episode 2
Tsk, tsk, tsk.
Your questionnaire, very DISAPPOINTING.
The Big Bang Theory Season 2, Episode 13