where his father had been on for many years. Osbourne also helped his mother in managing his father's annual touring festival, Ozzfest, advising her about up-and-coming bands.

On his 13th birthday, Osbourne got drunk for the first time on whisky; by the time he was 14, he was drinking regularly and had started smoking marijuana. He started partying heavily, and made headlines on 21 April 2003, when he was admitted to a child psychiatric ward for an addiction to OxyContin.