Originally, the Merrie Melodies were intended to showcase songs from the Warner Brothers musical library; only later did the Merrie Melodies become interchangeable with the Looney Tunes.
The first Merrie Melodie short; also the introduction of the character Foxy.
The Thirteenth Looney Tunes Cartoon To Be Released
Foxy bears a more than passing resemblance to rival studio Disney's famous mus musculus.