VIDEO : Demi Lovato Collaborates With Kate Hudson For Athletic Clothes Line

Kate Hudson and Demi Lovato went from working out at the gym together to working on a fashion-line collaboration. Hudson, who co-founded activewear brand Fabletics in 2013, says she instantly hit it off with the "Confident" singer when the two ran into each other at the gym. Hudson said, "Her values and what she stands for is a big part of what our brand is really pushing out there for women. Body positivity, strength, taking control of your life and things."Lovato says she has bipolar disorder and has been an advocate for mental health awareness. The pop singer says the fashion line reflects her story.