Christina Applegate attends the premiere event for Kumpania: Flamenco Los Angeles at El Cid; Stevie Nicks, Dave Grohl, Joan Jett and other rock legends play an all-star concert in honor of the Sound City premiere; Bruce Willis and daughter Rumer Willis step out for a mural unveiling to commemorate 25 years of Die Hard; Dr. Dre, Kevin Connolly, Rosanna Arquette and many more hit the RivaBella Ristorante grand opening; Joaquin Phoenix and Paul Thomas Anderson help honor Amy Adams at the Santa Barbara International Film Festival—get your final rundown of the week on who was out on the town Thursday night in this installment of Last Night's Parties.