January Jones jokingly calls former Mad Men co-star Kiernan Shipka the 'Mayor of Hollywood' during holiday party reunion

Kylie Jenner shows off curves in a VERY sexy red look as she joins mom Kris Jenner and sister Khloe at holiday party celebrating their successful brands in LA

Kyle Richards & Morgan Wade Attend Kathy Hilton’s Holiday Party Together: Photo

Reformation's Winter Sale Is Here: Save Up to 40% on Holiday Party Dresses, Jeans, Sweaters and More