Most memorable American Music Awards fashion over the years

We just can't with this high-ponytail-sassy-hand-on-the-waist look Ariana Grande rocked at the 2016 AMAs. Actually, we totally can. The singer opted for an I.D. Sarrieri belly-flaunting bustier and white straight-leg Alexander McQueen pants (kinda tuxedo-ish, right?) that had us chomping celery while doing crunches so we could copy the look.