When being at least 15 minutes late is acceptable. Also the next day doesn't start until you go to sleep and wake up the following morning regardless of time.
Shannon: it's midnight your birthday is over!
Jenn: No! I'm running on Brady time it's still my birthday until I wake up tomorrow.

Or

Jay: Your late!
Shannon: Only by an hour im still technically on time I run on Brady time!
by Brady time raveled December 25, 2013
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