Celebrity photos of the week: Rachel McAdams on Broadway, Harvard honours Kerry Washington and more

Mariah Carey and her 35-carat diamond engagement ring attended the G'Day USA's 2016 Black Tie Gala. The singer's fiancé James Packer is one of Australia's richest citizens. <p>Photo: © Getty Images</p>
Rachel McAdams was anything but rotten during a meet and greet with the cast of Broadway's hit musical <i>Something Rotten</i> in New York. <p>Photo: © Getty Images</p>
Cuba Gooding Jr. sent his <i>American Crime Story - The People v. O.J. Simpson</i> co-star Sarah Paulson into a fit of giggles at the series's premiere after party in Los Angeles. <p>Photo: © Getty Images</p>
Harvard paraded their Hasty Pudding Theatricals 2016 Woman of the Year, Kerry Washington, through the streets of Cambridge. <p>Photo: © Getty Images</p>
The cast of <i>Pride and Prejudice and Zombies</i> (From left: Lily James, Matt Smith, Bella Heathcote and Douglas Booth) kicked back with movie fans at a screening of the parody flick in Los Angeles. <p>Photo: © Getty Images</p>
Catherine Zeta Jones blew away the fashion competition in a sexy cerulean-blue gown at the premiere of <i>Dad's Army</i> in London. <p>Photo: © Getty Images</p>
Derek Zoolander (Ben Stiller) posed up a storm at a screening of <i>Zoolander 2</i> in Sydney. <p>Photo: © Getty Images</p>
Canadian beauty Sarah Gadon snagged a selfie alongside T.R. Knight at the Sundance premiere of their new series <i>11.22.63</i> <p>Photo: © Getty Images</p>
Emmy award-winning actress Amy Schumer served up some laughs while filming scenes for the next season of her hit comedy <i>Inside Amy Schumer</i>. <p>Photo: © Getty Images</p>
Ellen Page hitches a ride from Allison Janney (L) and director Sian Heder at the premiere of <i>Tallulah</i> during the 2016 Sundance Film Festival. <p>Photo: © Getty Images</p>
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