Kendall Jenner is ready for summer weather even though it's only March. On Tuesday afternoon, the 22-year-old model posted a black-and-white selfie to Instagram of her posing in a high-waisted bikini. She captioned the photo, "Cool, now I need a vaca." Kendall has been all over the runways this year all over the world. Prior to working it in Paris, Kendall also modeled for high-fashion runway shows in Milan and New York's fashion weeks.