It's not Kendall Jenner's birthday anymore, but she still has a reason to celebrate!
The now 20-year-old supermodel has 40 million Instagram followers!
And as is tradition with the Kardashian/Jenner clan each time they hit another million, Kenny posted a racy new pic (above) to the social media site.
Wearing just a black tank, the beaming beauty flashes one (censored) nip at the camera, lensed by Hannah Montana's own Moises Arias!
She captioned it: