![Of course we all know
it's O-gauge or no gauge.
Of course we all know
it's O-gauge or no gauge.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Of course we all know
it's O-GAUGE or no GAUGE.
The Big Bang Theory Season 5, Episode 3
![](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
"H-O GAUGE railroading.
The Big Bang Theory Season 5, Episode 3
![The gauge. It always said half-full.
The gauge. It always said half-full.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
The GAUGE. It always said half-full.
Breaking Bad Season 5, Episode 8
![It kicks like a 12 gauge
when it comes on.
It kicks like a 12 gauge
when it comes on.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
It kicks like a 12 GAUGE
when it comes on.
Breaking Bad Season 2, Episode 2
![...provided a unified picture of fermions
and gauge bosons.
...provided a unified picture of fermions
and gauge bosons.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
...provided a unified picture of fermions
and GAUGE bosons.
The Big Bang Theory Season 2, Episode 6