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.
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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 couldn’t get over her insane living room, with its bright red walls and grand gold fireplace.
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© Photo: InstagramChristina's son is almost a teenager
They commented: "Omg I love the red interior." A second added: "Your house is gorgeous!! Love your nail and that big mushroom!"
Christina recently rang in her 40th birthday and showcased a pretty fierce makeover to go with her milestone birthday.
The singer had a helping hand from some platinum blonde extensions, which fell all the way down past her waist and she shared a video of herself on Instagram.
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© Photo: InstagramChristina is also a mum to Summer Rain, six
Christina was strutting her stuff down the hallway of her stunning mansion and her super-high, swishing ponytail was show-stopping.
"Dear 40," she captioned a series of photos. "What a beautiful concept… To not only be 'turning' 40, but to be ARRIVING at 40!"
She added: "I am forever an old soul and I appreciate the wisdom, grace and beauty that comes with each new year of life."
Christina shares Max with her ex-husband, Jordan Bratman, and is also a proud mum to her daughter, Summer Rain, six, with her fiancé, Matthew Rutler.
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