Purpose Era Reinvention (2015-2016)

Purpose Era Reinvention (2015-2016) trivia questions

1. In 2015, which duo teamed with Bieber on the hit "Where Are Ü Now"?
2. Which 2015 single was the lead release from Justin Bieber's fourth album?
3. Which artist appears only on the deluxe edition as an extra guest?
4. What was notable about Bieber's 2016 world tour compared with past tours?
5. Which single from the album was also nominated for Song of the Year?
6. At the 2017 Grammys, which major category was the album nominated for?
7. How many times platinum has the album been certified by the RIAA?
8. How many album-equivalent units did it earn in its first US week?