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After working together on the comedy Wanderlust, costars Jennifer Aniston and Justin Theroux are spotted having a flirty dinner at L.A.'s Sunset Tower Hotel in May 2011. "They are great friends," a source tells PEOPLE. One month later, they reunite at the MTV Movie Awards After Party in West Hollywood, and are seen around New York City wearing his-and-hers matching gold rings.
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It's on! Shortly after striking a snuggly pose for photographer Terry Richardson, Aniston and Theroux are snapped exiting London's exclusive Shoreditch House hand-in-hand following a private dinner in July. "I'm very happy," she tells Good Morning America of her life at the time. "I'm extremely lucky, and I'm extremely happy."
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A PERFECT MATCH
After officially moving in together that summer, Aniston and Theroux return to their other home base, Manhattan, in the fall, where the matchy-matchy couple show off their coordinated style, hitting the town in a series of edgy black outfits and even donning identical fedoras. "He has great style – it's very specific and it has been his style forever," Aniston tells InStyle about Theroux. "I know people say ... 'Oh, look, you're dressing alike.' And I think, No I'm not. I've had this jacket for three years!"
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Back on the West Coast in October, Aniston glows as she and Theroux make a very public appearance together at American Cinematheque's 2011 Award Show honoring Robert Downey Jr. That same month, the actress shoots down rumors that she is engaged and expecting a baby. "I've been married once, and I don't know if I'll get married again," says the former Mrs. Brad Pitt. "But I can tell you that as of this very moment, I have no plan to get married. Got that?"
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Following a 10-day holiday in Telluride, Colo., Men's Health's Sexiest Woman of All Time and her beau join actor Orlando Bloom in L.A. for HBO's January screening of Paradise Lost 3: Purgatory before hitting up the Directors Guild of America Awards in Hollywood later that month. Aniston tells the February 2012 issue of InStyle she is in a "joyful and peaceful" place in life and that the couple's romance is going strong.
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They got a new love nest and a new puppy, so it's no surprise that by June 2012, the couple seemed well on their way to getting engaged. But first, a trip to Paris, where they stroll the Tuileries Gardens, visit the Palais-Royal, and dine on pasta and pizza at Aniston's favorite haunt, Ristorante Le Stresa. "There was a lot of tenderness and talk between them," an employee tells PEOPLE. "They seemed a good fit."
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PUT A RING ON IT
Following a stop in Rome, the couple return to L.A. at the end of June and are greeted by another round of engagement rumors, which are quickly denied. The actual proposal comes Aug. 10 – Theroux's birthday. "Justin Theroux had an amazing birthday on Friday, receiving an extraordinary gift when his girlfriend, Jennifer Aniston, accepted his proposal of marriage," his rep tells PEOPLE exclusively.
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LOVE & LAUGHS
Three months into their engagement, Aniston and Theroux beamed brightly for cameras while honoring pal Ben Stiller at the Nov. 15 American Cinematheque Award Gala in Beverly Hills. One month earlier, during an October 2012 appearance on Chelsea Lately, the actress teared up when talking about their impending nuptials.
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"You know, we already feel married," the We're the Millers star tells the Associated Press in July 2013 following the announcement that she and Theroux had put their wedding planning on hold. Still looking very much in love, the couple attend the Toronto International Film Festival on Sept. 14 with their arms draped around each other.
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To celebrate Theroux's birthday as well as the couple's two-year engagement anniversary, the actors head to Bora Bora for the first time together in August 2014. "Despite their long engagement, they do seem very happy together," a source tells PEOPLE. "Jen is just happy to be sharing her life with Justin."
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Rumors swirl of an impending split when Aniston and Theroux surpass the two-year engagement mark, but the stars tune out the negative talk. "The main thing is to try to just keep refocusing back on what you know is true and what makes you guys happy," Aniston tells CBS Sunday Morning in January 2015. "We know what our truth is."
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Asked what has been the best thing to happen to her in her 40s, Aniston answers without hesitation. "Justin," the actress tells PEOPLE. "He's the best thing in this decade." The star, who also coparents 17 adorable chickens with Theroux, also gushes about her beautiful engagement ring. "I love it because he picked it, put it into a setting and it's simple."
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As is common with high-profile Hollywood couples, Aniston, 46, and Theroux tie the knot in a secret ceremony, a few days shy of Theroux's 44th birthday and what would have been the third anniversary of their engagement. The pair's low-key wedding takes place at their Bel-Air mansion on Aug. 5, and is reportedly attended by friends Chelsea Handler, Howard Stern and Lisa Kudrow. Following the ceremony, Aniston and Theroux jet off to Bora Bora.