
♪ Then nearly 14 billion years
ago EXPANSION started... Wait! ♪
The Big Bang Theory Season 12, Episode 14

♪ Then nearly 14 billion years
ago EXPANSION started... Wait! ♪
The Big Bang Theory Season 7, Episode 6

♪ Then nearly 14 billion years
ago EXPANSION started... Wait! ♪
The Big Bang Theory Season 5, Episode 15

# Then nearly 14 billion years
ago EXPANSION started... Wait! #
The Big Bang Theory Season 11, Episode 10

♪ Then nearly 14 billion years
ago EXPANSION started... Wait! ♪
The Big Bang Theory Season 7, Episode 17