Over the years, Kenny Allstar's hosted a lot of legendary freestyles from newcomers and O.Gs alike. One session that's still held up as a hall-of-famer is this phenomenal freestyle from East London's Bam Bam.

A relentless 12-minute workout, it's a stunning display of storytelling, delivery, breath control and presence. Literally every element that makes a great rapper is present here. It's an impressive example of vulnerability as well as he bares his soul with some devastating tales from his upbringing.