December's must-see celebrity and royal beauty looks

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Princess Charlene of Monaco was holiday ready rocking a bold red lip at the annual Christmas gifts distribution ceremony. Photo: Pascal Le Segretain/Getty Images

2/26

The Duchess of Cambridge was look extra merry and rosy at a Heads Together and the Mix Christmas party in London. The royal added a touch of blush to her flawless complexion as she helped spread holiday cheer at a celebration for volunteers. Photo: Max Mumby/Indigo/Getty Images

3/26

Princess Sofia made her vibrant eyes pop with voluminous lashes at the 2015 Nobel Prize Banquet in Stockholm, Sweden. Photo: Pascal Le Segretain/WireImage

4/26

Camila Alves completed her sultry look with smokey eye makeup and a pale lip for the premiere of Sing in Los Angeles. Photo: Steve Granitz/WireImage

5/26

Nicole Kidman matched her eyeshadow to her chic blue frock for the Australian premiere of Lion in Sydney. The actress topped off her look with a delicate, pink lip. Photo: Don Arnold/WireImage

6/26

Princess Madeleine of Sweden kept her makeup simple with blush tones and instead let her tiara do all the talking at the 2015 Nobel Prize Banquet in Stockholm, Sweden. Photo: Pascal Le Segretain/WireImage

7/26

Kaley Cuoco opted for earth tones to make her hazel eyes pop at the premiere of 20th Century Fox's Why Him? in California. Photo: Gregg DeGuire/WireImage

8/26

Spain's Queen Letizia made headlines with her unabashedly glam look – a smoky eye, glossy lips and slicked back hair – for the ABC Awards in Madrid on December 13. Photo: Gtres Online

9/26

Actress Emma Stone sported a classic red lip - winged eyeliner combo at the 22nd Annual Critics' Choice Awards on December 11 in Santa Monica. Photo: Kevin Mazur/WireImage

10/26

Michelle Williams' platinum blonde crop and pale lip helped set off her gorgeously lined eyes at the 22nd Annual Critics' Choice Awards in Santa Monica on December 11. Photo: Gregg DeGuire/WireImage

11/26

Naomie Harris' cobalt blue liner complemented her dress at the Collateral Beauty World Premiere at Lincoln Center on December 12 in New York City. Photo: Jamie McCarthy/Getty Images

12/26

Felicity Jones looked like an English rose with her dewy makeup and soft bangs at the premiere of Walt Disney Pictures and Lucasfilm's Rogue One: A Star Wars Story at the Pantages Theatre in Hollywood on December 10. Photo: David Livingston/Getty Images

13/26

Allison Williams chose silver-blue eyeshadow to match her eyes and gown at the 22nd Annual Critics' Choice Awards on December 11 in Santa Monica. Photo: Kevin Mazur/WireImage

14/26

Hailee Steinfeld worked a serious cat eye and smooth waves at the Billboard Women in Music 2016 event on December 9 in New York City. Photo: Mike Coppola/Getty Images

15/26

Mandy Moore went for the natural look with full volume in her hair at the 22nd Annual Critics' Choice Awards on December 11 in Santa Monica. Photo: Gregg DeGuire/WireImage

16/26

Karlie Kloss let her bold red lips do the talking at the British Fashion Awards on December 5 in London. Photo: Venturelli/Getty Images for GUCCI

17/26

Victoria's Secret Angel Gigi Hadid was a glittering goddess to match her metallic dress at the lingerie brand's fashion show after party at Le Grand Palais in Paris, France. Photo: Marc Piasecki/WireImage

18/26

We love Jennifer Hudson's cute crop and deep oxblood lip color at the Premiere Of Universal Pictures' 'Sing' in Los Angeles, California. Photo: Steve Granitz/WireImage

19/26

Queen Maxima of the Netherlands rocked a bronzed look that set off her gorgeous jewels as she attended a concert in The Hague. Photo: Patrick van Katwijk/Getty Images

20/26

Katy Perry brought a touch of Old Hollywood glamour to the UNICEF Snowflake Ball in New York City. Photo: Getty Images

21/26

Reese Witherspoon looked effortlessly beautiful with beach wave hair and a natural lip at the Premiere Of Universal Pictures' 'Sing' in Los Angeles, California. Photo: Steve Granitz/WireImage

22/26

Like mother, like daughter! Reese Witherspoon's daughter Ava Phillippe was also gorgeous with tousled waves at the 'Sing' premiere in Los Angeles. Photo: Steve Granitz/WireImage

23/26

Team USA gymnast Laurie Hernandez looked naturally gorgeous with fresh-faced makeup and a braided 'do at the premiere of 'Sing' at Microsoft Theater in Los Angeles. Photo: Barry King/Getty Images

24/26

Queen Letizia of Spain wore pink hues and a glossy lip at a reception held at the Spanish Embassy in Lisbon, Portugal. Photo: Carlos Alvarez/Getty Images