Posted on July 19, 2023July 19, 2023This Date In Manka Bros. History – July 19, 1957 This Day in Manka Bros History – July 19, 1957: Norbert, the talking cow (and star of MBS’ long-running comedy series ‘Norbert’) dies. Unable to find another talking cow, the show is canceled. MANKA BROS. STUDIOS – HOME