Not a speaker, but a prized B&O telly that was slid off the cabinet and somersaulted on the floor, taking a top model Panasonic video machine with it - both written off and replaced with cheapies which are still running twelve years on. Sonny-Jim was eighteen months old at the time and wifey had left him quietly for no more than thirty seconds. later on, he pushed the soft tweeter domes in on the ATC's, which were easily re-formed with no audible damage...