Yes, who do you think gave him
the danger WHISTLE?
The Big Bang Theory Season 8, Episode 19
and gave him that WHISTLE.
The Big Bang Theory Season 7, Episode 24
They let me
blow the WHISTLE, Leonard.
The Big Bang Theory Season 5, Episode 23
- Can I WHISTLE?
- Don't be silly.
The Big Bang Theory Season 2, Episode 13
[blows WHISTLE]
The Big Bang Theory Season 12, Episode 8