Ethan Hawke and Julie Delpy step out for the premiere of Before Midnight; Vin Diesel, Michelle Rodriguez, and Wiz Khalifa hit the Fast and Furious 6 premiere and after party at Universal City; Sugar Ray Leonard and Usher get ready for ringside action at the "Big Fighters, Big Cause" annual charity fight night; Amy Poehler, Giuliana Rancic, and Lucy Hale attend the 38th Annual Gracie Awards—check out Tuesday's hot ticket events in this installment of Last Night's Parties.