Carl James "CJ" Mueller III was found unresponsive on the 1400 block of Snyder Avenue around 3:15 a.m. on Friday, Nov. 24, Philadelphia police said.
CJ, who was reported missing, was pronounced dead just before 3:30 a.m.
A postmortem exam performed by a doctor with a detective present and a single stab wound was found in the center of his chest, police said.
CJ's obituary in NorthJersey.com remembers him as "a talented songwriter, guitarist, and singer," who hails from a family of musicians.
CJ often performed in his family's band, The Flying Mueller Brothers, and recently booked a show with the band Derailment.
"You always had a knack for making people feel good about themselves," ColletteNoraa writes on Instagram.
"Lately especially people have told me how much they enjoyed your company. You were such a good guy and had such a positive impact on people."
"RIP Ceej," another person said. "I know you’re making an impact and already started a band wherever you are. I never stopped and I’ll never stop thinking about you. Love and miss you bro. 💔"
No arrests have been made and CJ's death remains under investigation.
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