LOS ANGELES, CA - OCTOBER 21: (L-R) Jet Jurgensmeyer, Mark Ballas and BC Jean at the Dream Halloween 2017 Costume Party Benefitting Starlight Children's Foundation presented by Michaels and Aaron Brothers at The MacArthur on October 21, 2017 in Los Angeles, California. (Photo by Frazer Harrison/Getty Images for Starlight Children's Foundation)