11.   Several different versions of a tongue-in-cheek ABBA tribute band, Bjorn Again, travel the world.

12.   The Internet has always attracted the Star Trek obsessives, the political cranks, the music buffs dying to tell the world about their favorite Led Zep tribute bands.

13.   The Muddy Waters tribute band ran through Chicago blues numbers with remarkable proficiency and occasional inspiration.

14.   There are Kiss tribute bands with the makeup and everything.

15.   There is even a website which provides information and links tribute bands all over the world.

16.   They arrive amid the colorful chaos of International Elvis Week, decked out in full regalia as a Presley tribute band.

17.   Tribute bands are music groups that play or imitate the songs and antics made famous by a specific group.

18.   Unlike cover bands, which play music from a variety of performers, tribute bands devote themselves to a specific artist or group.

19.   Casinos, hungry for guaranteed crowd-pleasers, have been steady traffickers in tribute bands.

20.   Creedence Clearwater Revival frontman John Fogerty used to bristle at the idea of a tribute band playing his classic rock tunes.