"#Back2Work 1st Cover of the year!!!! #ELLE," tweeted the newly blonde star of the look she's rocking for an upcoming cover of Elle magazine.
"Check out my hair transformation!" the reality star tweeted after a session with celebrity stylist Peter Savic.
MORE: See more celeb looks in our Rock the Red Carpet beauty blog!
"a sneak peek behind the scenes pic from my Nylon Magazine cover shoot," the Vampire Diaries star tweeted from the hair and makeup chair.
"Me and my girl @EvaLongoria," tweeted makeup artist Elan Bongiorno on Golden Globes Sunday. "Gorgeous :) I never get tired of doing her MU ... Love her :)"
George Clooney's girlfriend got so many tweets asking how she did her lips for the National Board of Review Awards Gala that she and makeup artist Dominique Samuel provided a detailed explanation.
MORE: Get Stacy Keibler's red carpet beauty secrets here!
The Glee star gives credit where it's due while getting ready for the People's Choice Awards: "thank you to my amazing team for helping me to get ready tonight!!! Love you guys!!!"
MORE: Find out about who's in the pic with Lea Michele here!
"Thanx to my team!@jamiemakeup@TaraSwennen @atkinjen@melissafonzino Beth and Syd," tweeted the Big Bang star after hosting the People's Choice Awards.
MORE: See how Kaley Cuoco added a rocker edge to her look!
"PCA's here I come!" the singer tweeted after getting glammed up backstage.
The Fashion Police host gave Twitter fans "a first look" at her Zac Posen gown before gracing the Golden Globes' red carpet.
"Sneak peek of my #goldenglobes look," the Hart of Dixie star tweeted in front of one awesomely funky vanity. "Valentino Couture my friends @vancleefarpels dripping." (That's celebrity hairstylist Rob Talty behind her.)
MORE: Get red carpet beauty scoop here!
The Glee star poses for a pic with her makeup and hair team before heading out to attend the Golden Globes.
Nicole teased her red carpet look on Facebook—before attending the Golden Globes in a stunning Julien Macdonald gown and bouffant hairdo.