Question: That's My Mommy, released in which year, is an one reel animated "Tom and Jerry" short directed and produced by William Hanna and Joseph Barbera?
Related documents: [0]  [DOC] That's My Mommy is a 1955 one reel animated "Tom and Jerry" short directed and produced by William Hanna and Joseph Barbera with music by Scott Bradley. [END] 
[1]  [DOC] Tom and Jerry is an American animated series of short films created in 1940, by William Hanna and Joseph Barbera. It centers on a rivalry between its two title characters, Tom and Jerry, and many recurring characters, based around slapstick comedy. [END] 
Answer: 
1955
1955