Dwayne Johnson in (from left) 'Faster,' 'Moana' and 'The Smashing Machine.' Courtesy Everett Collection (3) Dwayne Johnson's 50th movie, The Smashing Machine, begins in 1997 and ends in 2000. Coincidentally, the wrestler previously known as "Flex Kavana" and "Rocky Maivia" began calling himself "The Rock" in 1997 and published his memoir in 2000. A New York Times best-seller, The Rock Says ... alternates between one man's two voices: ravenous self-mythologizing egomaniac Rock, and thoughtful young Dwayne carefully plotting his next business venture.