♪ Bang! ♪
The Big Bang Theory Season 7, Episode 2
LEONARD: Previously on
The Big Bang Theory...
The Big Bang Theory Season 10, Episode 23
♪ That all started
with a big BANG ♪
The Big Bang Theory Season 7, Episode 19
♪ Bang! ♪
The Big Bang Theory Season 5, Episode 11
A small big BANG,
but that's how life starts.
Money Heist Season 3, Episode 4