Question: Who sings is you is on tom and jerry?
Disambiguated questions and answers: question: Which character sings "Is You Is or Is You Ain't My Baby" in a Tom and Jerry short film?
What performer sings "Is You Is or Is You Ain't My Baby" for a Tom and Jerry short film?
answer: Tom
Tom Cat
Ira "Buck" Woods
Natural Questions answer: the character Tom (from the Wikipedia article "Is You Is or Is You Ain't My Baby")