1. 

What was Justin's debut single?

2. 

When did Justin's documentary 'Never Say Never' first release?

3. 

What is Justin's full name?

4. 

What was Justin's debut album called?

5. 

Which pop singer has Justin NOT collaborated with?

6. 

Justin's collaboration with Ariana Grande was called...

7. 

What was Justin's original YouTube channel username?

8. 

Where was Justin born?