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

### Instruction:
What was the Date of the game held during Week 1, that had an Attendance greater than 50,637?

### Inputs:
table_name: table, columns: ['Week', 'Date', 'Opponent', 'Result', 'Attendance']

### Response:
SELECT Date FROM table WHERE Attendance > 50,637 AND Week = 1