Justin Bieber made a surprise (and increasingly rare) onstage appearance Friday to join SZA for "Snooze" at Inglewood, California's SoFi Stadium.

The two artists previously collaborated on the track “Snooze” from SZA's Grammy-nominated album.

Fans attending the second Los Angeles stop of Kendrick Lamar’s Grand National Tour on Friday (May 23) were treated to an ...