Life & Style can report exclusively that Keeping Up With the Kardashians' Kendall Jenner, 13, signed a contract with top modeling agency Wilhelmina Models today.

"We're so proud," big sister Khloe Kardashian tells Life & Style. "Kendall's going to be the next Gisele!"

Known by family members as the "belle of the ball," Kendall is the oldest daughter of Bruce and Kris Jenner. She has nine siblings in all, including sister Kylie Jenner; half-sisters Kim, Kourtney and Khloe Kardashian and half-brothers Robert Kardashian and Brody and Brandon Jenner.

Photo Credit: Elias Tahan