Kourtney Kardashian dresses down for a mommy-daughter date with Penelope at Nobu in Malibu

Khloe Kardashian Threatens To Sue Tristan Thompson's Paternity Accuser

Courteney Cox is casually stylish in caramel color t-shirt and white jeans at Nobu in Malibu

Kim Kardashian poses in front of her sisters' boyfriends Tristan Thompson and Travis Barker