http://www.maximotv.com || Exclusive broll footage: Austin Mahone on the red carpet at Hilary Roberts birthday celebration and The Red Songbird Foundation launch held at The Beverly Hilton Hotel in Los Angeles, California USA on May 11, 2019 || "This video is available for editorial licensing, broadcast tv, all media and worldwide use" || ©MaximoTV || ©MaximoFootage || ©RicomixProductions