Wabuyi started singing as a student at Old Kampala Secondary school, where he picked up Gravity Omutujju as a stage name. At the age of 17, he signed with Redemption Studios, where he recorded his first song, "Joanita".

He later joined producer Didi in Born Fire, a Makindye-based group, where he connected with other artists with whom he has collaborated.[4] He has received media attention for his criticisms of other musicians.