...in order to indulge in your CUSTOMARY
preemptive pre-show urination.
The Big Bang Theory Season 3, Episode 5
It was CUSTOMARY for me
to extend him an invitation.
Game of Thrones Season 2, Episode 5
I know it's CUSTOMARY
for the birthday boy to receive presents,
The Big Bang Theory Season 9, Episode 17
It's CUSTOMARY, when
using the restroom
The Big Bang Theory Season 5, Episode 13
It is CUSTOMARY to kneel
when surrendering to a king.
Game of Thrones Season 4, Episode 10