Watch Heidi Klum's Incredible Halloween Transformation

There's no denying that Heidi Klum totally won Halloween this year.

WATCH: Did Nicki Minaj Just Command This Wheelchair Bound Woman To 'Walk'?

WATCH: Taylor Swift's Halloween Duet Surprise Was The Best Thing Ever

(OK, so she wins every year, but this year...her costume was especially ah-mazing!)

The 42-year-old supermodel transformed herself into iconic cartoon character Jessica Rabbit, made famous by the 1988 film Who Framed Roger Rabbit.

Want to know how she did it?

Klum posted a series of Instagram videos to her 2.2 million followers, showing her laborious hair and makeup transformation.

See the finished result (and the best celeb Halloween costumes from this year) below:

PHOTOS: These Celebs Nailed Their Halloween Looks This Year