04:00Radio 1's Essential MixBest of 2012: Drumsound & Bassline SmithBBC Radio 1 Duration: 2 hours Tue 25th Dec 2012, 04:00 on BBC Radio 1 EnglandDrumsound & Bassline Smith take charge of Radio 1's Essential Mix. Show more GenresMusicDance & ElectronicaBrandRadio 1's Essential Mix Source: BBC Online