user: Question: What is the release date of the MM series, which has the title Tom Thumb in Trouble?
Columns: ['Title', 'Series', 'Director', 'Production Number', 'Release date']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ["Porky's Last Stand", 'LT', 'Bob Clampett', '9158', '1940-01-06']
SQL:

assistant: SELECT "Release date" FROM "Table" WHERE "Series" = 'MM' AND "Title" = 'Tom Thumb in Trouble';