Uh, I think that was
a CONTRACTION.
The Big Bang Theory Season 11, Episode 16
...and tic, the involuntary
muscular CONTRACTION.
The Big Bang Theory Season 2, Episode 1
or five minutes apart
starting with the first CONTRACTION,
The Big Bang Theory Season 10, Episode 11
Here comes another CONTRACTION.
The Big Bang Theory Season 10, Episode 11