On the red carpet for "Demi Lovato: Simply Complicated," Demi talks with Access Hollywood about opening up in the documentary about having punched one of her dancers back in 2010, and how she now takes full responsibility for the incident. Does she regret her past actions? » SUBSCRIBE: bit.ly/AHSub » Visit Our Website: www.AccessHollywood.com/ Get More Access Hollywood: Facebook: www.facebook.com/AccessHollywood Twitter: twitter.com/accesshollywood Instagram: instagram.com/accesshollywood Snapchat: OfficialAccess About Access Hollywood: "Access Hollywood" is a nationally syndicated daily entertainment news show. "Access Hollywood" delivers the most comprehensive coverage of entertainment news and personalities on television, featuring in-depth celebrity interviews and behind-the-scenes accounts of the most important events in Hollywood. Demi Lovato On Taking Responsibility For Punching One Of Her Dancers In 2010 | Access Hollywood Access Hollywood www.youtube.com/user/AccessHollywood