The ultimate Cleopatra costume award goes to Cher.
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2
Mariah Carey and Nick Cannon
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Oh. So. Mariah. In 2009.
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3
Naomi Campbell
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We reckon Naomi is dressed as a Dios De La Muerte character here?
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4
Kim Kardashian West And Kanye West
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That's one sultry little mermaid there Kim. And Kanye is a super relaxed sailor. 2012.
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5
Guy Ritchie And Rocco
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How entirely cute do Guy and Rocco look as Breaking Bad characters?
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6
Katy Perry
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Katie as a Cheeto in 2014 was a brilliant sight to behold.
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7
Kate Moss and Rita Ora
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Kate Moss parodied her Burberry pal Cara Delevingne - the naughty supermodel even had a dab of white powder smeared on her nose. Plus Rita Ora dressed as Elle, in 2014
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8
Josh Duhamel And Fergie
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Karl and his cat Choupette make a fashionable appearance in 2013
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9
Heidi Klum And Gigi Hadid
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Heidi Klum as Jessica Rabbit and Gigi Hadid as Sandy, attending Heidi Klum's 16th Annual Halloween Party in 2015
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10
Zoey Deschanel
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As Tinkerbell
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11
Blake Lively
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Anyone know what Blake Lively was actually dressed as - sexy cop? Halloween 2033: SVEDKA Vodka Adult Playground Series @ 1OAK. 2009 in New York City.
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12
Jessica Alba
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Jessica Alba looking aDORAble, get it? In 2009.
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13
Chrissy Teigen and John Legend
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Anthony and Cleopatra, what a dashing pair you are. 2010.
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14
Heidi Klum
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Heidi Klum's parties are no infamous, of course. Mainly because of the model's dedication to her costume. This was one of our all time favourites. 2011.
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15
Ross Geller
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We had to throw this one in here. A classic, we're sure you'll agree.
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16
Kim Kardashian West And Kanye West
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Kim and Kanye as Batman and Catwoman at the Kardashian Halloween party at LIV nightclub, Miami, 2012.
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17
Iggy Azalea
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That's a better looking Cruella than we're used to seeing.
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18
Lily Allen
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19
Michelle Trachtenberg
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Gossip Girl star Michelle in LA in 2015
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20
Chloe Moretz
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Chloe Moretz looking fresh out of an Indie movie, in 2011.