Breaking down "Tales From The Darkside" episode and discussing Betty & Veronica's friendship.
The Norwegian DJ and the singer get ready to film a live acoustic version of their collaboration "Slow".
Singer/actress reveals how Christina Aguilera inspired her music at the Billboard Women in Music event.
Catching up with the "Bedroom Floor" singer backstage at KISS FM's Jingle Ball in Dallas.
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Grimes later revealed it was an intense spinning class which caused her injury.
In a post on her Twitter.com page, she writes, "Spin officially (messed) my knee up."