Christina Aguilera holds onto her son Max's hand while heading into Houston’s restaurant for lunch on Saturday afternoon (December 8) in Santa Monica, Calif.The 31-year-old singer was also joined by her boyfriend Matthew Rutler.
Earlier this week, Christina made an appearance on The Ellen DeGeneres Show and performed her song "Just a Fool" with Blake Shelton!
"Thank you @BlakeShelton for performing #JustAFool with me on @TheEllenShow. Had a great time!" Christina tweeted. "Always a riot when I'm with @BlakeShelton. Fun backstage at @TheEllenShow."
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