Jack Osbourne has posted one of the his childhood photos with his father, Ozzy Osbourne, to celebrate Ozzy’s Fathers Day on Instagram.

He also wrote a sweet message to Ozzy. Here’s the message:

“Happy Father’s Day to this guy. I could write something long an elaborate about him, but that is the kinda stuff that’s best left between him and I.

Just know I am the man I am today because of him. I love you dad. #fathersday”

You can see the photo below.

A week ago,Jack attended the Critics’ Choice Real TV Awards this week and revealed the latest health status of Prince of Darkness.

Here is what he told:

“He’s doing really well, he’s hanging in there.

I spoke to him today, so he’s in good spirits.”

Click here for the details.