
♪ Then nearly 14 BILLION years
ago expansion started... Wait! ♪
The Big Bang Theory Season 7, Episode 16

♪ Then nearly 14 BILLION years
ago expansion started... Wait! ♪
The Big Bang Theory Season 7, Episode 23

Sure, cut the foreigner in half.
There's a BILLION more where he came from.
The Big Bang Theory Season 1, Episode 7

♪ Then nearly 14 BILLION years
ago expansion started... Wait! ♪
The Big Bang Theory Season 5, Episode 1

What do 1.3 BILLION people
know about having babies?
The Big Bang Theory Season 10, Episode 11