Sex Pistol Steve Jones performs for guests including Cher and Pam Anderson at the Cycle For Heroes ride on Santa Monica Pier to benefit soldiers and their families; Pablo Schreiber and Blair Underwood hit the red carpet at PaleyFest Previews night for NBC; Jack Osbourne and Pauley Perrette host the Cops 4 Causes "Heroes Helping Heroes" benefit concert featuring rockers like Billy Morrison at the House of Blues—catch up on Wednesday's top events with this edition of Last Night's Parties.