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

### Instruction:
What's the average year for the good things happening album's single "lady lady lay"?

### Inputs:
table_name: table, columns: ['Year', 'Month', 'Single', 'Album', 'Record label']

### Response:
SELECT AVG Year FROM table WHERE Album = good things happening AND Single = "lady lady lay"