One of the most recognizable symbols for Rock N Rock, the “Tongue” logo was designed by Jon Pasche, who was then a young student at the Royal College of Art in London. At the time Jon was paid 50 pounds sterling for his design. The photo is signed by: Mick Jagger & Keith Richards. Certified authentic by Holland Shier Authentication (HSA). Includes their serialized COA with a QR code that is tamper proof and the verification page on their website is encrypted to safeguard the information. A score between 60–100 is considered Genuine. This signed photo received a score of 70. A cut sheet with tongue logo and dictionary background signed in black sharpie pen by Mick Jagger and Keith Richards of The Rolling Stones. Both signings are typical street signings. Jagger is a quick signing with typical speed and flow. Keith is an abbreviated full name example, also signed at speed. Mick Jagger: 68 Keith Richards: 72.