A signed guitar pickguard, autographed in-person by Nick Cave (vocals/piano/guitar) of Nick Cave & The Bad Seeds. In-Person Signature. Authentication: ACOA Certification Number: SB32284 Collector Note: Signed guitar pickguards featuring Nick Cave are highly desirable, representing the influential singer, songwriter, and frontman of Nick Cave & The Bad Seeds, known for his dark, poetic songwriting and impact on alternative rock. Authenticated in-person signed guitar memorabilia are especially sought after by collectors of rock and music history. A display-ready, standout collectible from a true alternative rock icon.