Occasionally, celebrities turn to other celebs for their Halloween costume inspiration. See Paris Hilton transform into Britney Spears, Beyoncé into Toni Braxton and oh, so many Marilyn Monroe impersonations — plus many other times when stars dressed up as other A-listers.

Halloween Night on “Dancing With the Stars” featured chilling routines, the return of the Dance Marathon and another shocking elimination. Here's the full recap and scores.

The Today show besties went as two iconic fashion editors this Halloween: Guthrie appeared on Today as Meryl Streep’s Miranda Priestly from The Devil Wears Prada, while Hager dressed up as the woman who inspired Streep’s character, Vogue ’s recently stepped-down longtime editor in chief, Anna Wintour.

"Dancing With the Stars" is continuing its ratings shimmy this season, as this week’s “Halloween Night” episode on Oct. 28 averaged 6.74 million total viewers, according to ABC. That’s another season high,

For some, a selfie or iPhone photo simply won't do the trick ... so they recruit glam squads, professional photographers and videographers to take their big reveals to the next level.

The top nine couples of the season embraced their dark side during Season 34’s Halloween Night. Former DWTS pro and two-time mirrorball trophy winner Cheryl Burke joined Carrie Ann Inaba, Derek Hough, and Bruno Tonioli on the judges panel to lend her ballroom expertise to Season 34’s celebrity contestants.

Andy Cohen's son Ben, 6, dresses as Darth Vader for Halloween after telling his dad he "hated the ending" of 'Star Wars.'