Plan B is one of more than 100 artists performing across six stages at Radio 1's Hackney Weekend this weekend.
The rapper and singer, who grew up in east London, will perform on the main stage on Sunday.
He says he hopes the event will showcase the best of the area and have a positive affect on young people.
The majority of tickets have been allocated to people living in Hackney and the surrounding boroughs in London.
Jay-Z and Rihanna will headline the event which takes place at Hackney Marshes.
(01.42) minutes long