Bisa Kdei – 18+ (Yaa Yaa) December 10, 2018 ghentertainers Share This Post Black legendury Music front-line artist Bisa Kdei finally drops his much anticipated single. Titled 18+, the multiple award winning highlife singer serves us this as a bedroom anthem. In the song. Bisa Kdei calls Yaa Yaa and expresses his venereal to her. The visuals for 18+ will be out in no time soon. Until then, lets enjoy the audio from below.