In addition to the stars from Chrisley Knows Best, the cameo list has an impressive roster that features Vince Neil (Motley Crue), Wayne Newton (aka Mr. Las Vegas), Dr. Drew Pinsky, plus many more -- and this is just the first wave! Sharknado: The 4th Awakens premieres Sunday, July 31 at 8 p.m. ET/PT. And speaking of the Chrisleys, new episodes of Chrisley Knows Best resume this Tuesday at 10/9c.