I am a self proclaimed movie snob.
Small Popcorn: don’t waste your time or just stay home and rent this one
Medium Popcorn: entertaining, enjoyed the time spent but prob wouldn’t see again
Large Popcorn: two thumbs up, would see again or will buy it
Small drink: vulgar, nudity, crude humor or very very scary or violent
Medium drink: mild inappropriateness/language, scary, violent
Large drink: minimal language/or questionable material, good entertainment, might be suitable for family