Klum’s over-the-top costumes have become a tradition on October 31, appearing in recent years as a peacock, a lifelike worm, Princess Fiona of Shrek and Jessica Rabbit, all using heavy prosthetics and often spending hours in the makeup chair. She had previously teased on Instagram: “You’ll never guess what this year has in store.”

In a recent conversation with Peoplethe America has talent The judge revealed she had been working on this year’s costume for months, with time for molds, prosthetics and fittings.

“There’s a lot to it because I wanted to be so spectacular that this isn’t something I can just put together overnight,” she said. “It takes a long time. It takes a lot of planning. And also when I do the reveal, I want to have a special reveal because I know I have so many fans, and those specific Halloween fans are people who also like to dress up and come up with amazing things.