Pre-Oscars celebrations reached feverish heights this week, with celebrities like Nick Jonas and Lorde attending award ceremony after-parties. On the West Coast, Jennifer Lawrence and Patricia Arquette met up with Stevie Wonder, Robert Downey Jr. smized next to Kerry Washington, and there were some adorable mother-daughter moments: Solange with mom Tina Knowles, and Kate Hudson with Goldie Hawn. Anna Wintour and Mario Testino celebrated in Milan, while Ellie Goulding and Karlie Kloss relaxed after the Brit Awards. Click ahead to see Jourdan Dunn on the dance floor, Jamie Foxx cradling bottles of liquor, Sam Smith, Rachel McAdams, and more.