Ellen Pompeo, Hailee Steinfeld and Amy Smart step out for the 1st Annual Children Mending Hearts Style on Sunday event; Jennifer Aniston, Snoop Lion, Ben Affleck, Olivia Wilde and many more celebrate Spike TV's "Guys Choice 2013" awards; Corey Monteith, Colin Farrell and Lea Michele gather for the 12th Annual Chrysalis Butterfly Ball; Cameron Silver, Ed Begley Jr. and other notables come together for Global Green USA's Millennium Awards; Ciara performs at LA Pride 2013; Elsa Pataky and Aimee Teegarden visit Nautica & Oceana's Inaugural Oceana Beach House Event; Khloe Kardashian and Julianne Hough party at Maria Menounos' birthday bash; Bob Barker and Drew Carey care for animals at the Mercy For Animals "Free To Be" event—get caught up on the weekend's top happenings in today's edition of Last Night's Parties.
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