A signed “The Demon” KISS Funko Pop figure, autographed in-person by Gene Simmons (bass/vocals) of the band KISS. In-Person Signature. Authentication: GA (Global Authentics) Certification Number: GV918025 Collector Note: Signed Funko Pop figures featuring Gene Simmons as “The Demon” are highly desirable, representing the iconic bassist and co-founder of KISS. Authenticated in-person signed collectibles are sought after by collectors of rock music and pop culture memorabilia. A display-ready, standout collectible from one of rock and roll’s most legendary and theatrical bands.