23h 59min, dec 31, 1929 y - Merrie Melodies
The classic Merrie Melodies title card from the 1937–38 season:
Merrie Melodies is an American animated cartoon series of silly short films made by Warner Bros. from 1931 to 1969, during the golden age of American animation, which took place from roughly the 1930's to the 1950s.
Added to timeline:
The History Of Animation