Rihanna's Ruby Pout Isn't Your Average Holiday Red Lip

For her first Diamond Ball, Rihanna stunned with a gleaming ruby lip that matched her showstopping Chopard pendant.

Kim relied on her signature beauty look — long, lush lashes and a nude lip — for Rihanna's Diamond Ball.

Salma wore hazy chocolate shadow and overdrawn sheer lip liner to Rihanna's Diamond Ball.

Rebel walked the red carpet of the Night at the Museum: Secret of the Tomb premiere with her hair in a quirky, fun high ponytail.

At an event for Lord & Taylor, Chrissy paired side-parted layers with an undercut braid for an edgy take on glam beauty.

Reese's candy-pink lips seemed like a nod to her character in Legally Blonde at the premiere of Inherent Vice.

At ACRIA's holiday benefit, Kim wore chocolate pencil on her lower lash line, making her sultry eyes look even bigger.

At the Valentino Sala Bianca event, Emma wore shimmering amethyst shadow on her lower lash line, which brought out the green hues in her eyes.

At The Hollywood Reporter's Women in Entertainment breakfast, Lea made her brows the focal point of her look, with soft, neutral shimmers on lips, eyes, and cheeks.

Olivia's babylight highlights perfectly framed her glowing complexion at the Valentino Sala Bianca 945 event.

Olivia walked the red carpet for the Valentino Sala Bianca 945 event with sleek strands and an orange lip to coordinate with her outfit.

At the Valentino Sala Bianca 945 event, Jaime wore her hair in a showstopping braided style. It looks like it could be a five-strand french plait, or the beginning of a basket-weave braid.

Here's the side view of Jaime's stunning braid — it looks especially pretty with her blond hair!

At the Portland, OR, premiere of Wild, Reese gave off a beach goddess vibe with loose waves and a coral lip.

Kate visited the British Consul General's residence in New York City wearing her hair half up and shimmery taupe shadow on her eyelids.

Lady Gaga attended the 27th annual Kennedy Center Honors with glimmering bindi over her eyebrows.

For the premiere of Into the Woods, makeup artist Sara Glick applied Laura Mercier Rouge Nouveau Weightless Lip Color in Silk ($25) to Anna's pout, a princess-y pink perfect for her role as Cinderella.

For the world premiere of Into the Woods, makeup artist Jenn Streicher applied three different shades to Emily's lips, finishing with Laura Mercier Creme Smooth Lip Colour in Hollywood ($27) for an ombré effect.

Gotham star Erin Richards attended the premiere of Into the Woods with slate shadow that matched her eyes and a chic, messy braid.

Kate's simple rosy cheeks and plum eyeliner beautifully accented her pregnancy glow as she walked around New York City.

At KIIS FM's Jingle Ball, Taylor paid homage to her beloved feline friends with a dramatic cat eye.

Iggy's shimmering eye shadow and sideswept curls were simply glamorous at KIIS FM's Jingle Ball.

Jessica accented her teal eyes with hazy chocolate liner at the New York premiere of A Most Violent Year.

Gwen attended KIIS FM's Jingle Ball with colorblock orange tips that almost resembled feathers in her platinum hair.

At TrevorLIVE LA, Sarah matched her lipstick to her outfit with a creamy crimson hue.

Makeup artist Robin Fredriksz used Marc Jacobs Beauty Kiss Pop Lip Color Stick in Headliner ($28) on Cameron's lips and cheeks for the premiere of Annie.

Cameron completed her classic beauty look at the Annie premiere with a pretty fishtail.

Kiernan's half-up hairstyle showcased her glowing skin at TrevorLIVE LA.