The day the Rock and Roll Hall of Fame announced its inaugural class for 1986, music fans started complaining — “Hey, they picked Fats Domino, why did they leave out B.B. King?” Twenty-five years later, controversy resurfaces every time the hall of fame announces its new class of inductees. The hall will announce its 2012 inductees in a few weeks, and once again, many music fans will complain that their favorite group has been overlooked. These fans look at some of the musicians who are already in the hall of fame, and think, “You can’t be serious.” Here are 10 groups that deserve a spot in the Rock and Roll Hall of Fame, based on several factors, including their influence, popularity and critical acclaim. Finally, there’s the ultimate litmus test — are they more talented and deserving of a spot than artists already in the hall?