Can’t see Elvis or the Beatles or the Eagles or ABBA in person? How about their soundalikes? “Overlooked for years in rock-music circles and most often dismissed by critics as schlocky Las Vegas lounge acts, tribute bands are increasingly becoming headliners at nightclubs, concert halls and state fairs, all of which see them as lucrative draws. They span the musical alphabet, from Abba to ZZ Top. There are dozens of Beatles tribute bands alone.”