Jack Osbourne has broken his silence two weeks after the death of his father, rock legend Ozzy Osbourne. Jack, 39, shared an emotional tribute to his dad on Instagram late Tuesday night, along with a video montage of moments with Ozzy throughout his entire life.

Jack Osbourne opened up about his late father and rock legend Ozzy Osbourne in an emotional Instagram tribute Wednesday, revealing that he is struggling with the loss while celebrating how much of a blessing it was to have the iconic musician as his dad.

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.