Kramer Schedules Signing Sessions, Aerosmith Postpone Gig: Aerosmith's Joey Kramer has announced a series of six signing events to promote his new memoir, Hit Hard. The drummer's bookstore tour is scheduled from an appearance this Monday in Brookline, Mass., through a July 26 stop in Henderson, Nev. The autobiography details Kramer's long battle with depression. In other news, Aerosmith postponed their scheduled show Wednesday in Cincinnati because one of the bandmembers suffered an unspecified injury. Plans for a makeup date are pending.