Watch: Kourtney Kardashian's Daughter Penelope, 13, Looks All Grown Up During 'Gilmore Girls' Set VisitA-B-C-D-E-F-G-Kourtney Kardashian has to go celebrate a major milestone. While celebrating the launch of sister Khloe Kardashian's latest Khloud popcorn flavor, the Poosh founder revealed that she was keeping up with an achievement of her own: three years of sobriety. In a video posted to her Instagram Stories Jan. 16, Kourtney, 46, got the white glove treatment as she was presented with the food brand's latest truffle white cheddar popcorn.