Jack Osbourne has described the moment he found out his beloved rock star father Ozzy passed away.

RadarOnline.com can reveal the reality star, 39, teared up in a 16-minute video posted on YouTube , where he spoke in detail for the first time since the singer died in July . Article continues below advertisement

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The Osbourne family all spent time together in the U.K. before his death, with the Black Sabbath frontman performing his final gig on July 5 in his hometown of Birmingham.

But prior to Ozzy's passing, Jack returned to his home in Los Angeles and it was while he was Stateside that he got the devastating news that his beloved dad had died.

He explained: "My father passed away around 10am in the mornin

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