Upstaging, Inc. Truck Skin for Viper’s 389 ATS American Truck Simulator Mods | 31 Oct, 2018 Rock & Roll! Upstaging, Inc. is a RW carrier specializing in full service concert production and lighting transportation. Author: Moe Beddah Tags: ATSRWTruck SkinHaving trouble with the mod? Check the comments for a solution and report any new bugs you find.