♪ Our whole universe
was in a hot, DENSE state ♪
The Big Bang Theory Season 7, Episode 4
♪ Our whole universe
was in a hot, DENSE state ♪
The Big Bang Theory Season 5, Episode 1
# Our whole universe
was in a hot, DENSE state #
The Big Bang Theory Season 11, Episode 14
# Our whole universe
was in a hot, DENSE state #
The Big Bang Theory Season 11, Episode 16
♪ Our whole universe
was in a hot, DENSE state ♪
The Big Bang Theory Season 12, Episode 14