How to throw a proper tantrum:

First, pull any ponies, clippies or bows out that your mom put in your hair that morning.

Second, throw your head back and cry as dramatically as you can.

Finally, hurl yourself onto the floor and continue crying until your mom gives in and does whatever you want.

Halle can now check "learn how to throw a tantrum" off her list of things to do...and yes, we were on an airplane, which made this stunt even greater...