New Zealand artist Lorde released her debut album Pure Heroine. It includes her hit single "Royals."

Lorde beat Miley Cyrus on the Billboard charts this week when her single hit #1.

Justin Timberlake released the second chapter to his album The 20/20 Experience 2-2.

It includes his single "Take Back the Night."

Rush released Vapor Trails (Remixed). As the name implies, it is a remixed version of their 2012 album.

The three sister Rock Band HAIM released their debut album Days are Gone.

Here is the video for single “Falling:"

In other news:

Britney Spears cut down new music video to make it less sexy. Since Spears became a mom, she is struggling with a balance to her sexy image.

Lauren Hill is out of prison and chose to celebrate with a new song. She served three months for tax evasion.

Drake’s Nothing was the Same album was number one on the Billboard charts this week.

Demi Lovato announced tour dates for 2014.

In a recent interview, Katy Perry admits to having suicidal thoughts after breaking up with Russell Brand. She reflects this in a song on her album called "By the Grace of God."

And finally, in happier news, Perry released a new upbeat single this week, "Walking on Air:"