50 Cent as Viola Davis

Rapper 50 Cent dressed up as actress Viola Davis for a Halloween party over the weekend. Stars dressed up as other celebrities on two continents! Thanks to loyal reader Vanessa for the pic!

Gabrielle Union as Gwen Stefani

Actress Gabrielle Union did her best imitation of pop singer Gwen Stefani. The 45-year-old actress donned a blonde wig, crop top and plaid pants to imitate Gwen’s signature style. Gwen retweeted a video of Gabby wearing her No Doubt outfit.
 

Rita Ora dressed as Post Malone performing at Kiss FM Haunted House Party at Wembley Arena in London, England. The British chanteuse was a hit at the event as the blue-eyed rapper.

Photo by TIMMSY / BACKGRID, MediaPunch/BACKGRID
 

Singer/actor Joe Jonas dressed up as his fiancee’ Sophie Turner’s character Sansa Stark in Game of Thrones. Joe and Sophie got creative with their costumes at Kate Hudson’s Halloween party in West Hollywood on Sunday. Sophie is dressed as an elephant.

Photo by NEMO / Roger / BACKGRID, Maciel / NGRE / BACKGRID
 

Ryan Seacrest dressed up as Chanel designer Karl Lagerfeld for the Casamigos Halloween party in Beverly Hills, which he attended with his girlfriend Shayna Taylor.

Photo by 42 / BACKGRID
 

Olivia Munn is seen at Kate Hudson’s Annual Halloween Bash in West Hollywood. She dressed as Kim Kardashian, wearing an outfit from Yeezy Season 7 line.

Photo by BENS / BACKGRID

Question: Which celebrity crushed their Halloween costume?