any person who is wasting their time getting up early to shop should never have an excuse to not learn torah
if u want to go shop at least while waiting on line bring a sefer or something to learn
a bar mitzva is a seudat mitzvah in reality “truthsharer”
the common misconception of a bar mitzvah party may be incorrect but there is an inyan to have a suedat mitzvah when u become bar mitzvah