Avril Lavigne, Brody Jenner injured in bar brawl

Avril Lavigne and Brody Jenner

Avril Lavigne and boyfriend Brody Jenner were involved in a fight outside the Hollywood Roosevelt Hotel in the early hours on Sunday, several news sites reported.

According to Lavigne's Twitter post, she sustained "a black eye, bloody nose, hair ripped out, scratches, bruises and cuts" from the incident.

Former "The Hills" star Jenner also tweeted about the fight saying, "Interesting Saturday night... Just got of the hospital with a new scar on my face.. Charges/chargers!!!"

According to TMZ.com, the police wrote on their report that Brody was a victim of an "assault with a deadly weapon".

Lavigne clarified that the brawl was completely unprovoked and that she was randomly attacked.

"I don't fight. I don't believe in it. To clear things up I got attacked by 5 people last night out of nowhere. Not cool. My face is f---ed." Lavigne tweeted.

It was unclear who the assailants were, or whether police had any leads.

Photo Caption: Jenner posted the photo on Twitter earlier in the evening with a tweet saying "Having the best night with the love of my life @AvrilLavigne so happy right now!! .. #Movember CRUSH!! haha"