You just need to keep a few guidelines in mind. (And just for fun, we gave some of our favorite long-haired celebs virtual makeovers to see how they would look with short hair. The results are...interesting.)
Mousse is back, but this time around it's not going to make you look like Jon Bon Jovi.
Sure, some celebs chose to ignore the punk theme at last night's Met Gala completely. (Couldn't you at least have worn a token spike or two, Anna Wintour?) But we were pleasantly surprised to see how many celebs did make an effort, especially with their hair and makeup. Click through to see the Met Gala's riskiest 'dos and learn how they were conceived and created.