hey man, your bong is 13 days old? what time is the bong mitzvah on saturday?
on the first saturday (shabbat) following 13 days after purchasing a new bong, the bong will go through it's bong mitzvah
"hey man, your bong is 13 days old? what time is the bong mitzvah on saturday?" What is the definition of "bong mitzvah"?