"My absolute fave beauty product is the Laura Mercier Translucent Setting Powder. After I apply my foundation and concealer, I set my face with this stuff, and voila! No more creasing, and my makeup lasts all day! As Ron P. (that dude in all the informercials) used to say, 'Set it and forget it!'" —Manal Abdul, @chinutay
Get it here for $38.