
Is he still wearing the Batman suit
under the Man-Bat suit?
The Big Bang Theory Season 9, Episode 21

...I could be Batman.
The Big Bang Theory Season 2, Episode 1

I have a question about Batman.
The Big Bang Theory Season 9, Episode 21

Batman and Robin.
The Big Bang Theory Season 6, Episode 4

You know, Wil Wheaton in the bathtub,
Batman on the toilet.
The Big Bang Theory Season 9, Episode 17