Black and White

Mathew Imaging/FilmMagic

Christina Aguilera

The ultimate weapon in the glamour-girl's arsenal: red lips. The songstress was dolled up in her signature pin-up look with a bright red pout and ultra-long faux lashes.

EXCLUSIVE VIDEO WATCH OUR COMPLETE RED CARPET BEAUTY TRENDS WRAP-UP.

Quick Links:

More Photo Galleries

Most Popular on InStyle.com

Please Note: You may have disabled JavaScript and/or CSS. Although this news content will be accessible, certain functionality is unavailable.

Skip to news content.

Pinner We Love: Emily Schuman of Cupcakes and Cashmere More

Instagram Photo We Love: David Yurman’s Rose Gold Pinky Ring More

Found It! Jessica Alba’s White-Hot Sandals More

Wouldn’t It Be Nice to Wear a Fendi Swimsuit Like Selena Gomez? More

What Not to Miss in InStyle’s NEW June Issue! More

Pick Your Top Five Favorite Celebrity Bikinis in This Week’s A-List! More

InStyle Reader of the Week: Heather Cleary of Fort Lauderdale, Florida More

The Great Gatsby: New Cover, Same Book — Check It Out More

This Is How CW Stars Party! See AnnaSophia Robb, Nina Dobrev, and More More

#FollowFriday Cannes Film Festival Edition: Who to Follow on Instagram More

Emmys 2007

Christina Aguilera

Quick Links:

More Photo Galleries

Most Popular on InStyle.com

Black and White

Look of the Day

Kerry Washington

TRENDS THIS SEASON

Sites We Love