♪ Math, Science, History,
unraveling the MYSTERY ♪
The Big Bang Theory Season 5, Episode 24
♪ Math, Science, History,
unraveling the MYSTERY ♪
The Big Bang Theory Season 5, Episode 1
I don't think that
qualifies as a MYSTERY.
The Big Bang Theory Season 7, Episode 3
Ooh, tall! Finally some details
about this MYSTERY man.
The Big Bang Theory Season 9, Episode 8
♪ Math, Science, History,
unraveling the MYSTERY ♪
The Big Bang Theory Season 12, Episode 24