Cesar Millan and other members of the National Geographic Channel family step out for the network's 2013 Winter TCA cocktail party; Marlon Wayans, Kevin Hart, Nick Swardson, Kid Cudi and more celebrate the premiere of the upcoming comedy A Haunted House; Helen Mirren is joined by her family as she's honored with a star on the Hollywood Walk of Fame—get the rundown on Thursday's top events in this installment of Last Night's Parties.