♪ Our whole UNIVERSE
was in a hot, dense state ♪
The Big Bang Theory Season 5, Episode 6
♪ Our whole UNIVERSE
was in a hot, dense state ♪
The Big Bang Theory Season 12, Episode 13
♪ Our whole UNIVERSE
was in a hot, dense state ♪
The Big Bang Theory Season 5, Episode 23
You know who's gotta be the bravest
person in the Marvel Universe?
The Big Bang Theory Season 4, Episode 9
♪ Our whole UNIVERSE
was in a hot, dense state ♪
The Big Bang Theory Season 12, Episode 23