Over the weekend Kris Jenner told her followers on Twitter to watch out for a special announcement from her daughter, Kendall Jenner. She tweeted, "Find out what I’m talking about and be prepared to be moved." To hype the announcement even more, Kris shared a video of her daughter and praised her "for being so brave and vulnerable." Finally, Sunday came and Kendall revealed that she's the new face of the acne-solution skincare line Proactiv.