
♪ Then NEARLY 14 billion years
ago expansion started... Wait! ♪
The Big Bang Theory Season 7, Episode 22

♪ Then NEARLY 14 billion years
ago expansion started... Wait! ♪
The Big Bang Theory Season 5, Episode 18

♪ Then NEARLY 14 billion years
ago expansion started... Wait! ♪
The Big Bang Theory Season 7, Episode 2

♪ Then NEARLY 14 billion years
ago expansion started... Wait! ♪
The Big Bang Theory Season 7, Episode 10

♪ Then NEARLY 14 billion years
ago expansion started... Wait! ♪
The Big Bang Theory Season 12, Episode 3