Patrick Okogwu was 14 when Dizzee Rascal won the Mercury Music Prize.

The teenager had already begun to experiment with his own attempts at hip-hop before this seismic cultural moment; idolising and emulating kings of the US scene such as Jay Z and Nas - and pinching a few tricks from them along the way.

But on that day in September, 2003 – when Dizzee beat favourites The Darkness to the coveted gong, as well as indie rock royalty Coldplay ...