We love Nicki Minaj — and not just for her saucy songs and crazy fashion sense. That girl knows how to wear a wig! But she didn't start this hair-raising trend. In honor of Nicki's dynamic 'dos, we decided to take a look back at the evolution of over-the-top wigs. From Etta James and the Supremes to Pattie LaBelle and RuPaul, here are our favorite big wigs in history.

Simply put, Viola Davis is on fire. She's an Oscar nominee, she's one of Hollywood's most in-demand actresses, and on Friday, she's being honored at the fourth annual ESSENCE Black Women in Hollywood Luncheon. Did we mention that she also has fabulous hair? From curly bobs to moddish bangs, the stunning actress hairstyles are versatile, chic, and sexy. Here, we take a look back at the Davis' hottest hair moments over the past decade. ed at African-American women, is honoring 'Simply the Best' Black actresses in Hollywood with its annual Oscar-week soiree. The fourth annual ESSENCE Black Women in Hollywood Luncheon – honoring Angela Bassett, Jennifer Hudson, Loretta Devine and Viola Davis -- will be held on February 24, 2011 at the Beverly Hills Hotel and will celebrate African-American women who, through their work in Hollywood, have inspired positive images of Black women around the world.

Judging from the sudden popularity of Solange Knowles' retro Nineties 'do and Willow Smith's micro-braided strands, it's safe to say that braids are definitely hot again! By don't call it a comeback—this look has been one of the most popular Black hairstyles for centuries. From Reconstruction era styles to Brandy, here are some of the most memorable moments in the history of braids.

Whether she's interviewing celebs, walking the red carpet, or at a photo shoot for the newest issue of her magazine, Oprah is always perfectly coiffed and looking gorgeous. In honor of the icon's last day on "The Oprah Winfrey Show," let's check out her best hairstyles ever!

Hot Hair: Festive Holiday 'DosHaute Hair for New Year's EveNothing tops off a fabulous holiday party outfit like a smoking hot hairdo! But with so many options out there, it's hard to come up with an appropriately festive 'do that suits your personal style. No worries — we've done all the hard work for you! From Gabrielle Union's fab bob to Beyonce's retro chic waves, here are our pics for the most dazzling holiday party hairstyles of the season — guaranteed to keep you looking fierce and festive through New Year's!Braided BeautyWith her Swiss Miss-esque braided style, Zoe Saldana looks ready for an elegant soiree.Easy BreezySometimes the simplest hairstyles have the most impact. Exhibit A: Leona Lewis' loose, messy fishtail braid. Add heavily lined eyes and nude lips to round out the look.Retro FabBeyonce goes for Old Hollywood glamour here with layered, softly cascading waves. Very Veronica Lake!Short & SweetIf you have a short cut like Kelly Rowland's, sweep your long layers forward and across one eye for a sultry look.Head GearAdd a goddess headband like Kimberly Elise for some extra shine.Haute HolidayNothing says "festive" like a high, sleek ponytail paired with silver eyeshadow and crimson lipstick. So holiday!Curly CuesAdd some ooh-la-la to your bob by setting it on hot rollers a couple of hours before the party. When they cool, shake them out and finger-style.Messy MamaFor a cool, messy chic vibe, try sweeping your waves back in an unstructured bun, leaving out face-framing layers.Seventies SirenWhen in doubt, a Farrah Fawcett-esque feathered hairstyle is always sexy, flirty and festive!

There are several superstars that love to switch up their strands, but in our opinion, the lovely Keri Hilson takes the cake. In 2010 alone, the Grammy-nominated songstress has plowed through at least ten haircuts and six haircolors, not to mention a zillion different styles. For this, we're crowning her "2010's Hair Chameleon of the Year." Wear it proudly, Miss Keri Baby! Here, we take a look back at Keri Hilson's most memorable hair looks over the past twelve months.

A look back at the many hairstyles of the ultimate hair chameleon.