No, it was a valid HYPOTHESIS.
The Big Bang Theory Season 1, Episode 1
You have a backup HYPOTHESIS?
The Big Bang Theory Season 1, Episode 6
Well, that's certainly
a thought-provoking HYPOTHESIS.
The Big Bang Theory Season 2, Episode 13
...on your tremendously exciting and
not yet conclusively disproved HYPOTHESIS.
The Big Bang Theory Season 3, Episode 4
Your meme HYPOTHESIS
does intrigue me.
The Big Bang Theory Season 4, Episode 20