
...restored Joe Chill
to the Batman mythology.
The Big Bang Theory Season 2, Episode 20

Do something, Batman.
The Big Bang Theory Season 10, Episode 10

Batman.
The Big Bang Theory Season 6, Episode 4

Well, that's just Batman.
The Big Bang Theory Season 9, Episode 21

Ooh, Batman flash drive.
The Big Bang Theory Season 11, Episode 9