sentences:  Kaufman feuds publicly with Jerry Lawler, a male professional wrestler, who challenges him to a "real wrestling match", which Kaufman accepts.Lawler easily overpowers and appears to seriously injure Kaufman.Lawler and an injured Kaufman (wearing a neck brace) appear on NBC's "Late Night with David Letterman", ostensibly to call a truce, but Lawler insults Kaufman, who spews a vicious tirade of epithets and throws coffee at the wrestler.