B.G. (born Christopher Dorsey on September 3rd, 1980 in New Orleans, Louisiana) is an American rapper. Short for "Baby Gangsta" or "B. Gizzle", The rapper is often referred to as simply B.G.. Early life Christopher "Doogie" Dorsey was a normal kid growing up in the 13th Ward of New Orleans which is Uptown. In elementary school, young Dorsey rapped as a hobby. When Dorsey was 12, his father was murdered in a robbery, and young Dorsey drifted into street life.