Justin Bieber got involved in a bust-up at Coachella.
The 'Baby' singer and his friends intervened after a man walked into a party at the music festival and starting choking a woman.
According to witnesses Bieber, 25, punched the assailant before his friends pushed the man away.
Security the led him out of the party as the woman tried to recover from the unprovoked attack.
He was then arrested by police officers outside after he started chasing an SUV believing that Bieber was inside.
The 25-year-old Canadian singer was spotted at the festival on Saturday in a relaxed mood wearing a Hawaiian shirt and matching shorts.
We pay for juicy info! Do you have a story for RadarOnline.com? Email us at firstname.lastname@example.org, or call us at (866) ON-RADAR (667-2327) any time, day or night.