Celebrities love to play dress up – whether they’re primping and preening for an awards ceremony or getting positively spooky for Halloween.

This year, the stars went all out with their scary, sexy and over-the-top looks.

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Taylor Swift donned a unicorn-pegasus hybrid costume to take the elevator in New York City, while Jessica Alba completely transformed into Guns N’ Roses’ Slash for Kate Hudson’s Halloween bash.

Other A-listers did a double take in not one, but two costumes – like Paris Hilton, who dressed up as a blue Playboy bunny for a private party in Beverly Hills and a Chanel-clad Minnie Mouse outfit for the Casamigos Halloween fête.

More: 10 of the hottest celebrity-inspired Halloween costumes for 2014

Also going for multiple looks this year was e! host Maria Menounous. The 36 year old donned a sexy military outfit at a party one evening while later appearing on air with her team dressed as Kelly Kapowski from Saved by the Bell.