# The autotrophs BEGAN to drool,
Neanderthals developed tools #
The Big Bang Theory Season 11, Episode 11
♪ The Earth BEGAN to cool ♪
The Big Bang Theory Season 5, Episode 6
♪ The autotrophs BEGAN to drool,
Neanderthals developed tools ♪
The Big Bang Theory Season 7, Episode 24
♪ The autotrophs BEGAN to drool,
Neanderthals developed tools ♪
The Big Bang Theory Season 5, Episode 23
♪ The autotrophs BEGAN to drool,
Neanderthals developed tools ♪
The Big Bang Theory Season 7, Episode 20