Silver and white also feel particularly wintry, but Christina Aguilera is making a strong case for adding pink to our holiday traditions by debuting a fun—and arguably festive—new hair color.

Christina Aguilera flaunted her super ... Her platinum blonde hair was worn in a glamorous curly down do, and her makeup included dramatic smoky eyes, fluttery eyelashes, and a dark pink lip.

Silver and white also feel particularly wintry, but Christina Aguilera is making a strong case for adding pink to our holiday traditions by debuting a fun—and arguably festive—new hair color. The ...