Bongo Flava's finest stars, AY and Mwana FA, will be jetting in on Friday morning for the Safaricom Face-Off concert on Saturday 21st of August. According to their country manager, Maleek Buddy, the two artistes will be coming from a series of shows in Tanzania and parts of Uganda. They will also be officially launching their new collabo, "Usije Mjini", which is already a big hit in Tanzania.