Concealer has the most important job of all the makeup products we put on our faces -- to hide the imperfections we'd rather not show (agreed?). So when our readers told us about the second-rate concealers they tried, we had to share -- immediately!

As the invitations start rolling in, you're probably dreading having to figure out the best way to glam up your look. Well, look no further -- we've got seven dazzling celebrity looks with step-by-step how-tos courtesy of American Idol chief makeup artist Mezhgan that will help you turn heads at every soiree.

So most people (er, guys) watch James Bond movies for the action, the cars and the gadgets. But we watch them to see how the Bond girls strategically seduce Mr. Bond with their beauty (hair and makeup looks to be specific). Which is why we rounded up the hottest hair looks from the many decades of Bond movies and, of course, the newest Bond flick. Read on to learn key tricks on getting these hairstyles at home. Soon, you'll be rocking a sexy Bond girl look of your own.

Break out the little black dress and dust off the stilettos -- you've got a date! All you need now is the perfect hairstyle to complete your ensemble. Get inspired by these date-worthy looks from the cast of "He's Just Not That Into You" (and a few other celebrities we love) and get tips on recreating the styles at home. Any of these will definitely have your guy so into you -- and if he isn't, well ... that's his problem.

Fine hair can be tricky to style -- do it wrong and you wind up with flat, lifeless strands. To save you from yet another hairstyling headache we got celeb stylist Nelson Chan of the Nelson J salon in Beverly Hills, Calif., to dish on what celebrity-inspired cuts and styles will pump up your fine-textured strands.