When you have a fridge and pantry full of lots of good food but won't eat anything normal because you crave junk food.
Girl 1: I'm soooooo hungryyyy! I need foooood.
Girl 2: Seriously? Your house has enough food to feed a tribe of Eskimos for 3 weeks.
Girl 1: I want chiiiiiips!
Girl 2: Oh, you're first world hungry.