#23: We’ve All Made This Face Before
Kate Middleton is known for her poise, yet even the Duchess of Cambridge is not immune to the occasional unflattering moment. Just before posing for a set of photos, she happened to pop a very sour piece of candy into her mouth.

The sharp tang hit instantly, and with no time to recover, she was left trying to compose herself for the camera. The resulting expression, a mix of forced smile and startled reaction, was immortalized in an awkward snapshot.