This Autographed Mother's Milk Album Cover (without vinyl) with the inscription of "Jim, Jack Off with lights dim (Frusciante), Teeth Sketch (Flea), Hi Jim (Smith)" has been Personally Signed by Anthony Kiedis, Flea, Chad Smith, & John Frusciante of Red Hot Chili Peppers. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website.