For the first time since his death, Ozzy Osbourne’s son, Jack Osbourne, is speaking out on social media. On Wednesday, Aug. 6, Jack took to Instagram to say he hasn’t “really wanted to post anything since the passing of my father.

Jack was Ozzy's only son with Sharon Osbourne, whom the rocker married in 1982. The couple also shared daughters Aimée Osbourne and Kelly Osbourne.

Jack Osbourne opened up about his late father and rock legend Ozzy Osbourne in an emotional tribute on Wednesday.