
...do I have to hold up a SARCASM sign
every time I open my mouth?
The Big Bang Theory Season 1, Episode 2

If I was prone to SARCASM...
The Big Bang Theory Season 6, Episode 19

Sarcasm?
The Big Bang Theory Season 5, Episode 13

Sarcasm?
The Big Bang Theory Season 1, Episode 2

a firm grasp on SARCASM, but
even I know that was a doozy.
The Big Bang Theory Season 5, Episode 11