♪ Our whole universe
was in a hot, DENSE state ♪
The Big Bang Theory Season 7, Episode 13
♪ Our whole universe
was in a hot, DENSE state ♪
The Big Bang Theory Season 7, Episode 6
♪ Our whole universe
was in a hot, DENSE state ♪
The Big Bang Theory Season 12, Episode 7
♪ Our whole universe
was in a hot, DENSE state ♪
The Big Bang Theory Season 12, Episode 21
♪ Our whole universe
was in a hot, DENSE state ♪
The Big Bang Theory Season 7, Episode 2