A-D - top to bottom
1-4 - left to right
Most will probably be easy, some may be hard.
A1: Iron Maiden - The Final Frontier (Mladen)
A2: Black Sabbath - Paranoid (Pols Voice)
A3: Steve Vai - Alien Love Secrets (kirbywelch92)
A4: Bon Jovi - Slippery When Wet (jingle.boy)
B1: Def Lepperd - Hysteria (WebRaider)
B2: Arch Enemy - Anthems of Rebellion (wolfking)
B3:
B4: Deep Purple - Stormbringer (Zydar)
C1: KISS - Love Gun (Zydar)
C2: Skid Row - Slave to the Grind (Acideus)
C3: Carcass - Heartwork (wolfking)
C4: Rainbow - Straight Between The Eyes (kingshmegland)
D1: Heaven and Hell - The Devil You Know (WebRaider)
D2: Sepultura - Roots (wolfking)
D3: Dokken - Back For The Attack (wolfking)
D4: Guns n Roses - G N' R Lies (Zydar)