Nicki Minaj's Birthday: Her Craziest Hair & Beauty Looks

If there's one thing that Nicki Minaj is known for (aside from her catchy music), it's her over-the-top beauty looks. You have to give the girl credit: she continually ups the ante by wearing a variety of makeup palettes and extreme hairstyles. The raptress, who's been touring Australia and promoting her perfume, celebrated her 30th birthday yesterday, and to celebrate, we're taking a look back at some of the best beauty moments of her career. Happy birthday, Nicki!