Seen on icons from Sophia Loren to Brigitte Bardot to Angelina Jolie, cat-eye liner remains one of the most classic -- and stunning -- beauty looks. When done right the effect is utterly sexy, but mastering it with smooth precision -- and preventing any wonkiness from a shaky hand -- can be a little daunting. While practice will of course makes perfect, there are a few tips (and tools) to getting it right. Watch the video for a ...