
And smart. Phi Beta Kappa.
The Big Bang Theory Season 7, Episode 17

A BETA test requires people
that weren't involved
The Big Bang Theory Season 5, Episode 14

This is something I long ago came
to peace with in my role as the BETA male.
The Big Bang Theory Season 2, Episode 9

And as the first BETA testers,
you two have quite the edge...
The Big Bang Theory Season 3, Episode 7

It's the buggy BETA version.
The Big Bang Theory Season 2, Episode 20