The 27th annual Rock and Roll Hall of Fame Induction Ceremony will take place Saturday, April 14, 2012 in Cleveland and debut on HBO in early May.

It’s again open to the public and tickets are available at rockhall.com or call (877) 212-8898 beginning December 17 at 10p ET.

Congrats to the inductees  who include Beastie Boys, Donovan, Guns N’ Roses, Laura Nyro, Red Hot Chili Peppers, The Small Faces/The Faces, Early Influence and Freddie King.

Longtime Record man Ahmet Ertegun who ran Atlantic Records for years along with rock producer and promoter Don Kirshner will be inducted with the non-performer Award.

And the Award for Musical Excellence will go to Cosimo Matassa, Tom Dowd and Glyn Johns.

Unfortunately, potentials who were denied entry this year included Donna Summer, Joan Jett and the Blackhearts, Heart, Rufus with Chaka Khan, Eric B. and Rakim, War, The Cure and The Spinners. Heart, denied?