question: När ändrade looney toons till looney tunes?
context: Looney Tunes är en amerikansk animerad serie av komiska kortfilmer som producerades av Warner Bros. 1930-1969 under den amerikanska animationens guldålder, tillsammans med sin systerserie Merrie Melodies. Den var känd för att ha introducerat kända seriefigurer som Bugs Bunny, Daffy Duck, Porky Pig, Elmer Fudd, Tweety, Sylvester, Granny, Yosemite Sam, Foghorn Leghorn, Marvin the Martian, Pepé Le Pew, Speedy Gonzales, Tasmanian Devil, Road Runner, Wile E. Coyote och många andra.
context_en: Looney Tunes is an American animated series of comedy short films produced by Warner Bros. from 1930 to 1969 during the golden age of American animation, alongside its sister series Merrie Melodies. It was known for introducing such famous cartoon characters as Bugs Bunny, Daffy Duck, Porky Pig, Elmer Fudd, Tweety, Sylvester, Granny, Yosemite Sam, Foghorn Leghorn, Marvin the Martian, Pepé Le Pew, Speedy Gonzales, Tasmanian Devil, Road Runner, Wile E. Coyote and many others.
title_en: Looney Tunes