You're walking down the street and suddenly you're stopped dead in your tracks as a dazzling ray of beauty enters your vision.
She's everything that the magazine covers look like. She's the epitome of everything you want to be. Tall, skinny, blonde hair. Maybe she's curvy with great boobs and a fabulous mocha tan. And she definitely squats.
Whatever your personal preference, or idea of beauty might be, we've all experienced the feeling of all-consuming envy when you see another person who appears to be 'perfect' and has it all.