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

### Instruction:
When did the program air on Vier?

### Inputs:
table_name: table, columns: ['Country / Region', 'Name', 'Host(s)', 'Channel', 'Premiere / Aired', 'Seasons']

### Response:
SELECT Premiere / Aired FROM table WHERE Channel = VIER