Kim Kardashian Rarely Smiles to Avoid Wrinkles — See Her Most Expressive Faces Ever!

You know what's rare? Seeing Kim Kardashian smile. The reality star once admitted she tries not to do it too frequently because "it causes wrinkles."

You know what's even more rare? Seeing Kim make wildly expressive faces — and since they are so few and far between, we've decided to round up her best!

Scroll through to see Kim's wackiest facial expressions ever!