The two were joined by the 30-year-old singer’s boyfriend, Matthew Rutler, who carried Max on the way out.
The night before, Christina dropped by Jimmy Kimmel Live where she revealed she’s a “huge gamer.”
“[I like] board games, arcade games … I have a mini arcade in my house, but it’s like old school. Like Donkey Kong and Mario,” she revealed.
“I hold the record for all of them so everyone that has a little gamer in them tries to come over and beat my score and I get a little competitive,” she added.
10+ pictures inside of Christina Aguilera, Max, and Matthew Rutler going to the dentist…
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