The side bun has taken Hollywood by storm and it's easy to see why.

It's a sexy style that can hold up to humid temperatures and works for any occasion, casual or glamorous.

It's also super-easy to master—all you have to do is create a low side ponytail, then twist the tail until it wraps up into a bun and pin it in place.

Let a few pieces fall out so it looks a little messy on purpose.