♪ Math, Science, History,
unraveling the MYSTERY ♪
The Big Bang Theory Season 7, Episode 6
♪ Math, Science, History,
unraveling the MYSTERY ♪
The Big Bang Theory Season 12, Episode 3
You are a MYSTERY.
The Big Bang Theory Season 10, Episode 11
♪ Math, Science, History,
unraveling the MYSTERY ♪
The Big Bang Theory Season 7, Episode 24
♪ Math, Science, History,
unraveling the MYSTERY ♪
The Big Bang Theory Season 7, Episode 12