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

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

♪ Then NEARLY 14 billion years
ago expansion started... Wait! ♪
The Big Bang Theory Season 12, Episode 2

♪ Then NEARLY 14 billion years
ago expansion started... Wait! ♪
The Big Bang Theory Season 5, Episode 21

♪ Then NEARLY 14 billion years
ago expansion started... Wait! ♪
The Big Bang Theory Season 7, Episode 24