Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is the highest series number of the episode "Til Death do us part-and make it soon"?

### Inputs:
table_name: table, columns: ['Series #', 'Season #', 'Title', 'Directed by', 'Written by', 'Original air date']

### Response:
SELECT MAX Series # FROM table WHERE Title = "Til Death Do Us Part-And Make It Soon"