♪ Our whole universe
was in a hot, DENSE state ♪
The Big Bang Theory Season 7, Episode 7
♪ Our whole universe
was in a hot, DENSE state ♪
The Big Bang Theory Season 5, Episode 19
♪ Our whole universe
was in a hot, DENSE state ♪
The Big Bang Theory Season 12, Episode 9
♪ Our whole universe
was in a hot, DENSE state ♪
The Big Bang Theory Season 5, Episode 24
♪ Our whole universe
was in a hot, DENSE state ♪
The Big Bang Theory Season 5, Episode 23