Good Morning, Eve 1934 is a Vitaphone short comedy film released by Warner Brothers on August 5, 1934 in the threestrip Technicolor process Process No. 4. The release of this film and Service With a Smile released July 28, 1934 predated the RKO Radio Pictures release La Cucaracha, also produced in threestrip Technicolor, by a few weeks.
Source: Wikipedia