AceShowbiz - Kylie Jenner got "dirrty" at Christina Aguilera's birthday party. The reality TV star got cozy with the birthday girl, kissing the singer on the lips. Xtina who is turning 36 on December 18 rocked a big pink wig, a rainbow faux-fur coat, bejeweled glasses and black skinnies.
Meanwhile, Kylie dressed up in a string bikini top and crotch-less pants just like she did for the Halloween in reminiscent of Xtina's famous "Dirrty" music video look. "When XTINA wants u to dress as XTINA for her bday you do it!" she explained on Snapchat.
Christina celebrated her birthday at a nightclub with her husband Matthew Rutler by her side while Kylie attended the costume party with her BFF Jordyn Wood. "Real Housewives" stars Bethenny Frankel and Erika Jayne were also spotted among the crowd.