Avril Lavigne

After Taylor Swift 'liked' a shady post comparing their fan interactions, Avril Lavigne spoke out.

The singer made her first performance in over a year.

The singer tells 'Good Morning America' about the sickness that left her totally bedridden.

Avril Lavigne fans, get ready to feel all the feels. The singer just debuted her new song "Fly" -- and it's awesome.

Avril Lavigne opened up about her scary battle with Lyme Disease to PEOPLE magazine.

Responding to a Twitter DM from a fan, Avril Lavigne revealed that she has quietly been suffering from "health issues."

The FBI's investigation into the Aug. 31 release of dozens of celebrities' private photos stolen and leaked onto the Internet hasn't deterred the hackers from releasing more pictures on Saturday, Sept. 20, including previously unseen ones of Jennifer Lawrence.

Avril Lavigne and Chad Kroeger are reportedly headed for a split after just two years together.

Avril Lavigne took to Twitter to show her support for her ex husband, Sum41 frontman Deryck Whibley, after he revealed to fans that he has been hospitalized for a month due to excessive alcohol drinking.

Avril Lavigne shed one of her style security blankets -- thick, black eyeliner -- for a major makeover for the January issue of Allure. Actually, it was more of a makeunder for the singer, known for her rocker chick look.

There's a collabo we never saw coming: Avril Lavigne and Marilyn Manson! The Canadian faux punk and the 'Dope Show' rocker teamed up for 'Bad Girl,' a sexually charged anthem from her upcoming self-titled album.

Avril Lavigne and hubby Chad Kroeger of Nickelback teamed up for a duet of 'Let Go' at We Day 2013.