( CM ) - Commenting that in Hollywood, "doing business with your enemies is inevitable," the Wall Street Journal reported today (Friday) that Viacom chief Sumner Redstone and Tom Cruise got together for a friendly luncheon in Beverly Hills Thursday. Redstone , who booted Cruise off the Paramount lot two years ago and criticized Cruise's behavior during his interviews to promote Mission: Impossible III, told the Journal following the meeting that the two had "agreed the past is the past and we wo uld put it behind us and renew our relationship." A spokesman for Cruise declined to comment.