
♪ The autotrophs began to DROOL,
Neanderthals developed tools ♪
The Big Bang Theory Season 7, Episode 2

♪ The autotrophs began to DROOL,
Neanderthals developed tools ♪
The Big Bang Theory Season 7, Episode 12

♪ The autotrophs began to DROOL,
Neanderthals developed tools ♪
The Big Bang Theory Season 5, Episode 3

♪ The autotrophs began to DROOL,
Neanderthals developed tools ♪
The Big Bang Theory Season 12, Episode 3

♪ The autotrophs began to DROOL,
Neanderthals developed tools ♪
The Big Bang Theory Season 5, Episode 18