* Tom Petty, right, & the Heartbreakers...

* Tom Petty, right, & the Heartbreakers go from summer to fall with their two Southland shows--Aug. 13 at Irvine Meadows Amphitheatre and Oct. 16 at the Hollywood Bowl. Tickets for both concerts go on sale Sunday. . . . A dance music tour featuring Crystal Method, Orbital, the Lo Fidelity Allstars and John Kelley comes to the Long Beach Convention Center July 24. Tickets go on sale Saturday. . . . Another package tour, titled Social Chaos, arrives the same day at Orange Pavilion in San Bernardino, featuring TSOL, the UK Subs, Murphy’s Law and others. Tickets go on sale Saturday. . . . A fourth show has been added to the Santana/Mana pairing at the Arrowhead Pond. Tickets for the Aug. 11 date go on sale Friday. . . . Coming to the House of Blues: EPMD and Slick Rick on July 7, Foxy Brown on July 14, Mr. Bungle on July 15 and a Knack-Tubes bill on Aug. 4. . . . Donovan will be at the Coach House on June 27. . . . The Troubadour will offer Looper on July 5, Elliott and No Knife on July 10 and Atari Teenage Riot on July 28.--RICHARD CROMELIN