Los Angeles: Caitlyn Jenner is wishing a very happy birthday to her ex-wife Kris Jenner. “Happy birthday @krisjenner. Enjoy the day with our wonderful family,” Caitlyn, 66, tweeted. The momager, who turned 60 recently, also received a sweet gift from granddaughters North West and Penelope Disick, as well as a number of adorable messages from her daughters.