Mila Kunis (who turns 31 today!) makes it impossibly easy to look effortlessly sexy. Well, we're here to spill her secret — aside from her jaw-dropping looks, it's one product you have in your makeup bag that's the key to stealing her hotness. Mila is rarely spotted without charcoal eyeliner. While black might look a little severe, this softer hue gives Mila a come-hither, slept-in beauty look that's undeniably alluring. Plus, it makes her amazing eyes stand out even more. Try this trick, and emulate more of Mila's best beauty looks when you scroll down.
Source: Getty / Michael Tran