That's HYSTERICAL.
The Big Bang Theory Season 7, Episode 15
I also have a HYSTERICAL bit
planned for later
The Big Bang Theory Season 5, Episode 24
He does this HYSTERICAL impersonation
of Stephen Hawking having phone sex.
The Big Bang Theory Season 2, Episode 11
Yeah, it's HYSTERICAL.
The Big Bang Theory Season 4, Episode 22
I think I'm HYSTERICAL.
The Big Bang Theory Season 7, Episode 12