Christina Aguilera: Baby's Day Out!

Christina Aguilera and husband Jordan Bratman take their 11-month-old son Max out on a holiday shopping trip to west Hollywood on Thursday.

The 27-year-old singer picked out a “Legends of Rap” book on her shopping spree while Max came out with a toy by Yoshitomo Nara.

Fellow singer Avril Lavigne has reportedly fired her management company and is now working with Irving Azoff, who currently also represents Xtina.

10+ pictures inside of Christina Aguilera and her baby’s day out…