“Collar and Bow, a 65-foot-tall sculpture of men’s formalwear accessories, was supposed to go up in 2004 to provide a jaunty greeting outside Walt Disney Concert Hall. The Los Angeles Music Center, which hired Claes Oldenburg and Coosje Van Bruggen, is suing the married couple, along with fabricators and engineers who tried to assemble their work, in Los Angeles County Superior Court.”