Heidi Klum teases her extravagant Halloween costume every year

Model Heidi Klum has unveiled her annual extravagant Halloween costume and revealed it took a year to make.

The 51-year-old, known for her impressive range of spooky costumes over the years, took to Instagram on Thursday morning (October 31) to update her 12 million followers.

She said, “Happy Halloween. Show us your costumes. I'm so excited to see all your creations. I can't wait to show you mine. A year in the making.”

The model has previously dressed up as a worm, werewolf and alien.