A collectible guitar pickguard, personally autographed in person by Josh Groban. Certified authentic by JSA, this piece is ready for display and a must-have for fans of the acclaimed vocalist. Signed in person by Josh Groban and certified authentic by JSA [James Spence Authentication]. Item Type: Signed Guitar Pickguard Autograph: In-person Authentication: JSA [James Spence Authentication] Certification Number: EE51308 Collector Notes: Josh Groban’s signed memorabilia is highly sought after by collectors and fans alike. This guitar pickguard is a unique and visually striking addition to any music memorabilia collection.