Christina Aguilera shares rare photo of son - and he's so grown up

hellomagazine.com:

Christina Aguilera's son, Max, isn't a baby anymore!The singer's 12 year old boy made a rare appearance on his famous mum's Instagram this week and fans were blown away by how grown up he looked.MORE: Christina Aguilera reveals incredible new look and says she's done with dieting Christina posted a photo with Max, in which they’re sitting side-by-side playing a video game and not only were her followers impressed with her Mario Kart skills, they were thrilled to see a snapshot of Max.

WATCH: Christina Aguilera's living room has to be seen to be believed "Max is so handsome," wrote one, while another replied to the comment and said: "He really is!"Others said: "Max got so big," and also branded Christina "the best mom".Her fans also.