Troubled city tycoon SK Mbuga is currently roting  in Dubai jail and his wife Vivian has been hooking up with city toy boys.

Latest info indicates that the mother of one has been sleeping around with young musician Grenade.

"Grenade has been enjoying Vivian at her marital home in Buziga," a source claimed.

Previously, Grenade was linked to television star Sheila Carol Gashumba for some time until when he was shown exit and replaced by rapper Fik Fameica.