Ms. Scherzinger, the actress and former Pussycat Doll, had just left the Broadway theater where she is starring as Norma ...

One showed Kaulitz getting makeup applied to his face. She captioned it, "He is such a good sport." In the others, Klum ...

Getty Heidi Klum and husband Tom Kaulitz dressed as E.T. at Klum's annual Halloween party Heidi ... Sienna Miller and Oli ...

The model and television host dressed as the alien from Steven Spielberg’s 1982 film for her annual New York City costume ...

Kim Kardashian, Heidi Klum, Blake Lively and other Hollywood stars pulled out all the stops when they were spotted out at ...

Ciara dressed as GloRilla for Halloween and recreated a viral clip for the costume. See what other celebrities dressed as for the holiday.