Home British singer Rita Ora dresses up as Post Malone at the KISS FM Haunted House Party at the SSE Arena Wembley, London.<br>(Photo by MediaPunch / BACKGRID) British singer Rita Ora dresses up as Post Malone at the KISS FM Haunted House Party at the SSE Arena Wembley, London.<br>(Photo by MediaPunch / BACKGRID)

British singer Rita Ora dresses up as Post Malone at the KISS FM Haunted House Party at the SSE Arena Wembley, London.
(Photo by MediaPunch / BACKGRID)

Rita Ora dressed as Post Malone performing at Kiss FM Haunted House Party at Wembley Arena in London, England.<br>(Photo by TIMMSY / BACKGRID)
Ryan Seacrest, who is dressed up as Karl Lagerfeld, is seen leaving the Casamigos Halloween party in Beverly Hills with his girlfriend Shayna Taylor.<br>(Photo by 42 / BACKGRID)