Neil Patrick Harris, Other Celebrities Dress Up For Halloween

LOS ANGELES (CBSLA.com) — As far as celebrity costumes go this year, Neil Patrick Harris' was generating a lot of interest this Halloween.

Harris dressed up as Obi-Wan Kenobi, a character from "Star Wars," while his husband dressed up as Han Solo. Their twins went as Luke and Leia.

Justin Bieber paid tribute to Will Ferrell this year by dressing up as Ferrell's character from the movie "Semi-Pro."

And Channing Tatum tweeted a photograph of him dressed up as a cat in the hat. He wore a big hat, while his wife wore a little one.

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• Halloween