ZZ Top abruptly canceled a planned appearance at L.A.’s Hollywood Bowl tonight (Aug. 5). Meanwhile, Cheap Trick, who have been sharing some tour dates with ZZ Top, arranged a fill-in show at the 300 capacity West Hollywood Troubador instead. READ MORE: The Top 35 Southern Rock SongsThe Texan band issued a brief statement which read: “ZZ Top’s Aug 5 show at the Hollywood Bowl has been cancelled. “The band’s frontman, Billy Gibbons, commented, ‘Insurmountable obstacles require canceling our Hollywood Bowl performance. Cheap Trick are set to play The Mountain Winery, Saratoga, CA, the following night.