16:00MistaJamMistaJam's Office Party!BBC Radio 1Xtra Duration: 1 hour, 45 minutes Thu 20th Dec 2018, 16:00 on 1xtraMistaJam throws his annual office party with some special guests passing through!GenresMusicHip Hop, RnB & DancehallBrandMistaJam Source: BBC Online