I thought because our
relationship's in a BETA test,
The Big Bang Theory Season 5, Episode 15
Seriously, do I not get credit
for knowing BETA test?
The Big Bang Theory Season 5, Episode 14
It's the buggy BETA version.
The Big Bang Theory Season 2, Episode 20
Look at the BETA function
of quantum chromodynamics.
The Big Bang Theory Season 1, Episode 5