Def Leppard and Styx: From the ’70s to the ’80s these bands, one from Britain, one from Chicago, gave hard rock and power ballad fans a soundtrack for the ages. Styx opens at 7 p.m. Thursday at Coral Sky Amphitheatre, 601 Sansbury’s Way, West Palm Beach. Tickets: $18-$118. LiveNation.com.
Capital Cities: Electropop band performs in the latest BleauLive series at 8 p.m. Saturday at Fontainebleau Miami Beach, 4441 Collins Ave., Miami Beach. Tickets: $40-$115. www.bleaulive.com.