Valerie Bertinellitook a walk down memory lane when sonWolfgang Van Halenrang in his 30th birthday on Tuesday.

“You’ve been through so much (more than anyone will ever know) and you are still kind, thoughtful, thankful, and gracious - with a wicked, sarcastic sense of humor,” Bertinelli, who shares Wolfgang with late ex-husbandEddie Van Halen, continued.

“I know your father agrees that the happiest day of our lives was the day you were born,” she wrote to her son. “I love you to the moon and back, sweet boy…”

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TheOne Day at a Timealum had also gifted Wolfgang a birthday cake decorated with his band Mammoth WVH’s logo.

Wolfgang Van Halen and Valerie Bertinelli.Albert L. Ortega/Getty Images

Valerie Bertinelli Celebrates Son Wolfgang Van Halen

“Badass idea! Love you, Ma! ❤️❤️❤️,” Wolfgang wrote on his Instagram,sharing photosof the sweet confection.

He also wrote in another post featuring a photo of himself from 1995, “This little doofus is 30 now.”

Wolfgang is the only child of Bertinelli and Eddie, whodiedin October at 65 following a years-long battle with cancer.

Earlier this year, Bertinelli revealed that it’s"been rough" since the iconic Van Halen guitarist’s death.

“We’re doing okay,” she said of the family during and appearance on theTodayshow. “We’ve been spending a lot of time together.”

RELATED VIDEO: Valerie Bertinelli Shares Tribute to Ex-Husband Eddie Van Halen: ‘See You In Our Next Life My Love’

On Jan. 26, Wolfgangwrote a heartfelt tributeto his rock legend father in honor of would’ve been Eddie’s 66th birthday.

“I love and miss you so much it hurts,” he began in the tribute, which featured throwback videos of himself and his dad. “I don’t even know how to put it into words.”

Added Wolfgang, “Love and miss you beyond words, Pop.”

source: people.com