Watch full movie online. This work by indie filmmaker Ikon documents 20 Years of Jungle Mania, a rave held on 6 April 2013 at the Coronet Theatre in London. The event celebrated and commemorated 20 years of drum and bass music in London dance culture. In addition to coverage of the live performances and the crowd, the film features interviews with reknowned drum and bass DJs and producers who performed that night.