[SINGING]
And also REGARDING the bat
The Big Bang Theory Season 8, Episode 21
...REGARDING polymer degradation
phenomenon...
The Big Bang Theory Season 3, Episode 14
...REGARDING you and Leonard
crossed some sort of line.
The Big Bang Theory Season 2, Episode 9
...REGARDING my problem here at home.
You kissed me...
The Big Bang Theory Season 4, Episode 21
...REGARDING prolonged physical proximity
to Amy Farrah Fowler.
The Big Bang Theory Season 4, Episode 5