• Riverdale Recap

    Breaking down "Tales From The Darkside" episode and discussing Betty & Veronica's friendship.

    WATCH NOW
  • Matoma & Noah Cyrus

    The Norwegian DJ and the singer get ready to film a live acoustic version of their collaboration "Slow".

    WATCH NOW
  • Sabrina Carpenter

    Singer/actress reveals how Christina Aguilera inspired her music at the Billboard Women in Music event.

    WATCH NOW
  • Liam Payne

    Catching up with the "Bedroom Floor" singer backstage at KISS FM's Jingle Ball in Dallas.

    WATCH NOW

 
 
 

However, Fox's trainer Harley Pasternak - who also works with Lady Gaga and Robert Pattinson - insists the star's thin figure is down to genetics and not drastic dieting.

He tells Hollywoodlife.com, "Do I worry about Megan getting too skinny? Yeah! Believe it or not she has this really fast metabolism. So her training is all about body toning and sculpting. With her its really about she's eating enough of the right things. People thought, 'Oh she must be anorexic' but she's far from that!

"She gets frustrated at times because she's like 'I need to put on weight.' So she actually weight-trains to keep on that lean muscle tissue."