Here’s my take on the best Halloween costumes of 2012, from celebrities dressed as other famous characters to ordinary people with really clever outfits. Enjoy!
Lloyd Dobler from ‘Say Anything…’ [link]

‘Say Anything’ Halloween costume by Nikki S, featuring her baby as the boombox John Cusack holds over his head.
‘Back to the Future’: Baby Marty McFly [link]
‘Back to the Future, Part II’ featuring baby Doc Brown and Marty McFly [link]
Ludacris as Anthony Davis [link]

Ludacris dressed as No. 1 NBA draft pick Anthony Davis, including the former Kentucky star’s famous unibrow. Fear the brow!
Mariah Carey and ‘Dem Babies’ as Goldilocks and the 3 Bears [link]

Mariah Carey dressed up as Goldilocks, while her 18-month-old twins ‘Dem Babies’ and husband Nick Cannon went as the three bears.
Deryck Whibley as his ex-wife Avril Lavigne’s fiance Chad Kroeger [link]

Sum 41 singer Deryck Whibley dressed as Chad Kroeger — the Nickelback singer and new fiance of his ex-wife Avril Lavigne. Next to Deryck is his girlfriend Ari Cooper as (you guessed it) Avril. Hilarious or awkward?
Fully-functional Instagram camera [link]

Hipster photographer Eric Motto created a fully-functional Instagram camera for his Halloween costume.
Gwen Stefani as Hurricane Sandy from ‘Grease’ [link]

Hurricane Sandy? Gwen Stefani dressed as Sandy from ‘Grease’ while her No Doubt bandmate Tony Kanal went as Danny Zuko.
Jessica Alba and Cash Warren as ‘The Incredibles’ [link]

Jessica Alba and husband Cash Warren dressed up as ‘The Incredibles’ with four-year-old daughter Honor Marie. The couple’s youngest daughter Haven stayed at home.
Sandra Bullock and her baby as ‘Toy Story’ [link]

To infinity and beyond! Sandra Bullock played the rootin’ tootin’-est ‘Toy Story 2’ cowgirl Jessie while her son Louis went as Buzz Lightyear.
And perhaps the best Halloween costume of the year…
Paralympic ski racer Josh Sundquist as the leg lamp from ‘A Christmas Story’ [link]

Josh Sundquist, a Paralympic ski racer and cancer survivor who lost his leg at age 9, went as the leg lamp from the movie ‘A Christmas Story.’
What was your favorite Halloween costume you saw? Did I miss any great outfits? Leave a comment (and a link to a picture if you can)!