Demi Lovato Gets Support From Nina Dobrev & Glen Powell at House Party Tour in Vegas

Demi Lovato brought her new single "Sorry Not Sorry" to Las Vegas!

The 24-year-old singer continued her House Party Tour with the support of tons of famous friends on Friday night (July 14).

She was joined by Nina Dobrev, Nina's new boyfriend Glen Powell, Wiz Khalifa, Nick Jonas, and Diplo.

"Thank you always for your support and inviting me to hop up on stage with you last night @thechainsmokers 💗💗."

Demi kicked off her House Party Tour earlier this week at a mansion in Boston, Mass., with New England Patriots player Rob Gronkowski!