The Insider.com

Heidi Klum has always been known for her amazingly intricate and extravagant Halloween costumes -- who can forget last year's "Dead Body" costume or 2008's "Blue Indian Goddess" get-up?

• October 23, 2012Trend Spotting: Lea Michelle & More
• October 23, 201210 Ridiculously Revealing Red Carpet Dresses
• October 23, 2012Two Looks, One Star
• October 23, 2012When Horrible Hair Happens to Hot Dudes
• October 23, 2012The Sexiest Ad Ever?
• October 23, 2012Lauren Conrad Shares Fall Fashion Tip!

This year, Heidi's going for a more traditional costume -- Cleopatra -- but there won't be anything simple about her version.

Related: Meow! Heidi Klum is a 'Baaad Kitty!'

Heidi shows us just what goes into putting together one of her notorious Halloween costumes -- including meetings and fittings -- in this behind-the-scenes look at all the preparation for Wednesday night.

"Big, gold, glittery, a lot," she says about what direction she wants her costume to go in. "And if you think it's a lot, I want a lot more."

Video: Heidi Klum Discovers Aussie Strippers in Vegas

Check out the video for a sneak peek at what Heidi has in store for us this year!