Avril Lavigne

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The enduring effect of 'Say cheese!'

From Katy Perry to Ed Sheeran, these ten pop stars were embroiled in music-related lawsuits.

You may be surprised at the famous faces behind these equally famous songs.

From Avril Lavigne to Nick Cannon, check out 20 well-adjusted celebrities who managed to avoid the pitfalls of fame.

The singer is plotting the best damn thing: new music!

Lavigne's self-titled fifth studio album dropped nearly five years ago.

Plus, the new 'Tomb Raider' is looking pretty boundless.

From Keanu Reeves as an immortal to Beyonce's fake baby bump, these 13 celebrity conspiracy theories are literally too strange to be true.

Consider this your all-around recap of the 2015 splits that tore our hearts in two.