Bertinelli hailed the Van Halen co-founder’s spirit, thanking him for the son they share.
“40 years ago my life changed forever when I met you,” the “One Day At A Time” and “Hot In Cleveland” actor wrote. “You gave me the one true light in my life, our son, Wolfgang.
“Through all your challenging treatments for lung cancer, you kept your gorgeous spirit and that impish grin. I’m so grateful Wolfie and I were able to hold you in your last moments. I will see you in our next life my love.”
It was Wolfgang Van Halen who announced his father’s death on social media.