Big Fizzo, whose real name is Mugani Desire, is a Burundian singer, performer, and songwriter. Big Fizzo began his music career in the late 1990s as a member of a music group called Nigga Sound. He gained recognition and support from Kidum, a musician from Kenya, who offered to sponsor his career. Big Fizzo is known for his versatile singing abilities, as he sings in Kinyarwanda, Kiswahili, French, and English He has released several albums throughout his career, including "Jewe," "Fizzology," and "Desideratus." He has worked as a music producer, artist, film actor, and also collaborated with various artists and has been featured in songs by other musicians. Big Fizzo's contributions to the music industry have earned him popularity in Burundi and Rwanda.