Demi Lovato On Sharing Her Struggles & Excitement For Kim Kardashian's Wedding

Demi Lovato is all smiles onstage during the 2011 VH1 Do Something Awards at the Hollywood Palladium in Hollywood, Calif. on August 14, 2011 -- Getty Images

With a new album on the way and a birthday this coming weekend, Demi Lovato was beaming when Access Hollywood spoke to her on Sunday at the Do Something Awards, especially when it came to speaking out about her recent struggles.

"The more that people tell their story, the more therapeutic it becomes," a radiant Demi said. "Also, if I'm able to share my story and it helps someone, then I've done my part."

PLAY IT NOW: Dish Of Salt: Demi Lovato - I’m Spending My Birthday At Kim Kardashian’s Wedding!

Demi told Access she feels empowered to be so honest due, in part, to her loyal supporters.

"My fans are dealing with some of the same issues," she continued. "And if I am a role model, then I need to speak up... and be there for them."

VIEW THE PHOTOS: Hollywood’s Famous Friends

The star, who turns 19 on Saturday, told Access she'll be celebrating her birthday at Kim Kardashain and Kris Humphries' wedding in Montecito.

"I'm so excited, [Kim's wedding] falls on my birthday," she explained. "So, it's going to be my birthday and I get to spend it at Kim's wedding." Demi added that Kim will help her celebrate turning a year older on a different night, "She's going to come to my birthday party."

Copyright 2011 by NBC Universal, Inc. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.

VIEW THE PHOTOS: I Do! Celebrities Who Got Married On TV