Stewart Cook/Variety/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
![Demi Lovato](http://varietylatino.com/wp-content/uploads/2016/11/rexfeatures_7434508bw-350x525.jpg)
Richard Shotwell/REX/Shutterstock
Jim Smeal/BEI/Shutterstock
John Salangsang/BFA/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
Matt Baron/BEI/Shutterstock
John Salangsang/BFA/REX/Shutterstock
Broadimage/REX/Shutterstock
Brian To/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
Brian To/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
Matt Baron/BEI/Shutterstock
Matt Baron/BEI/Shutterstock
Richard Shotwell/REX/Shutterstock
Broadimage/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
Broadimage/REX/Shutterstock
Brian To/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
Broadimage/REX/Shutterstock
MediaPunch/REX/Shutterstock
MediaPunch/REX/Shutterstock
Broadimage/REX/Shutterstock
MediaPunch/REX/Shutterstock
MediaPunch/REX/Shutterstock
Broadimage/REX/Shutterstock
MediaPunch/REX/Shutterstock
MediaPunch/REX/Shutterstock
Broadimage/REX/Shutterstock
Andrew H. Walker/Variety/REX/Shutterstock
Stewart Cook/Variety/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock
![Demi Lovato](http://varietylatino.com/wp-content/uploads/2016/11/rexfeatures_7434508bw-350x525.jpg)
Richard Shotwell/REX/Shutterstock
Jim Smeal/BEI/Shutterstock
John Salangsang/BFA/REX/Shutterstock
John Salangsang/BFA/REX/Shutterstock