Christina Hall Honors Son Brayden Turning 9 in Sweet Birthday Tribute: 'My Biggest Protector'

The HGTV star is mom to sons Brayden and Hudson, 4, as well as daughter Taylor, 13

Christina Hall is celebrating her son on his big day.

On Tuesday, Aug. 20, the HGTV star, 41, honored her son Brayden James, whom she shares with ex-husband Tarek El Moussa, as he turned nine years old. In a sentimental Instagram post, the proud mom shared several sweet snaps of herself with her son, accompanied by a heartwarming caption about their relationship.

"I can’t believe my sweet guy is 9!" the mom of three wrote in her caption, adding that she knew Brayden would be her "biggest protector" since she was pregnant.

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Related: Christina Hall Has ‘Salon Day’ with Daughter Taylor amid Divorce from Josh Hall

"I knew when I was pregnant with him that this kid would be my biggest protector and I wasn’t wrong," she shared. "At 9 he has more courage, whit [sic] and humor than most grown men. I love our dates and laughs and cuddles more than life. Happy Birthday Brayden, we love you ❤️."

Christina and El Moussa also share daughter Taylor Reese, 13, and she's also a mom to son Hudson London, 4, whom she shares with ex-husband Ant Anstead.

In documents obtained by PEOPLE on July 16, Christina's husband Josh, 43, filed for divorce from her on July 15, citing "irreconcilable differences" and requesting spousal support. A few days later, Christina responded with her own filing on July 24, requesting that neither party receive spousal support.

Since the filing, Christina has spent time with her kids, including embarking on a vacation with all three on Monday, Aug. 19. The proud mom shared the journey on her Instagram Stories.

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“Headed on an adventure,” Christina’s caption read alongside a photo of Hudson. She then shared a snap of herself standing by a door with the caption, “When traveling alone with 4 kids to LAX this is the only way to get stress free @reserveps.”

The real estate investor went on to post a clip of a kitchen filled with snacks and beverages. “@reserveps Snacks on snacks and a cocktail for mama,” she wrote in her caption, adding over a video of the interior of a car driving her toward the airplane, “Coming in hot ... "

Christina’s Instagram Stories’ clips then concluded with her and her travel party — including her three kids and another girl — boarding their plane.

“Easy breezy,” her caption read.

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