You know it, you love it ... sit back and enjoy celebs like Lisa Rinna as J Lo, Cindy Crawford as a hippie?, Nina Dobrev as an amazing Billie Eilish, Molly Sims as I Dream of Genie, Jessica Biel as hubby Justin Timberlake who was dressed as a microphone, etc, etc. It was the annual Casamigos tequila Halloween bash, which is really the season highlight. BUT! Stay tuned for more from this party AND coverage of Demi Lovato's blowout last night at Hyde!