It's been a roller coaster of a year for Robert Pattinson  and Kristen Stewart . The latest news coming out over the weekend is that they reportedly split  following a tumultuous few months. Rumors about the status of their relationship have been constant since they got together in 2009, and speculation picked up steam in July 2012, when photos of Kristen kissing her Snow White and the Huntsman director, Rupert Sanders , surfaced. Since then, the Rob and Kristen romance watch has been heating up — click through to see the many milestones of their time together, starting from the very beginning!
Robert Pattinson  and Kristen Stewart  got playful in the MTV Video Music Awards press room in LA just two months before their big-screen debut as Edward and Bella in Twilight. Kristen was dating Michael Angarano at the time.
Robert Pattinson  and Kristen Stewart  posed together at the first Twilight premiere in LA.
Robert Pattinson  and Kristen Stewart  were arm in arm on their way into the UK premiere of Twilight.
Kristen Stewart  and Robert Pattinson 's chemistry was obvious on the small screen and in front of photographers during a press stop in Tokyo while promoting Twilight. But in April, Kristen's boyfriend Michael Angarano visited her in Vancouver  during filming.
Kristen Stewart  and Robert Pattinson  hung out with their Twilight castmates and Kristen's boyfriend Michael Angarano in Vancouver.
Robert Pattinson got shirtless  to film a steamy New Moon  scene in character with Kristen Stewart  in Italy.
Kristen Stewart  and Robert Pattinson  almost kissed on stage at the MTV Movie Awards in LA, where they won for best kiss in Twilight. Shortly after, Twilight director Catherine Hardwicke alluded to the fact they could be dating while rumors swirled that Kristen had broken up with Michael Angarano.
Robert Pattinson and Kristen Stewart got cozy and reportedly kissed  at a Kings of Leon concert in Vancouver, where they were filming New Moon .
Robert Pattinson  and Kristen Stewart  were always side by side during fan events and press calls while promoting New Moon , though they remained quiet on their dating status.
Speculation about Robert Pattinson  and Kristen Stewart 's relationship was at an all-time high during their New Moon  press tour, and they all but confirmed their status as a couple when they were spotted holding hands  at a Paris airport.
Robert Pattinson and Kristen Stewart coupled up  for a sexy spread in the December issue of Harper's Bazaar. Kristen spoke about Rob being more romantic than her, saying, "I have a no-bullsh*t detector, so I'd have to say Rob is. I think romance is anything honest. As long as it's honest, it's so disarming."
Robert Pattinson  and Kristen Stewart  took their romance on the road while promoting New Moon  overseas in Germany.
Robert Pattinson  premiered Remember Me in NYC in March 2010. None of his fellow Twilight cast members attended, but Kristen Stewart  surprised fans by showing up right behind Rob in a pair of sexy gold pants.
Robert Pattinson  and Kristen Stewart  teased fans once again with an almost kiss at the MTV Movie Awards while they accepted their best kiss award.
Robert Pattinson  and Kristen Stewart  stuck close at their LA premiere of Eclipse.
Kristen Stewart  changed out of her formal attire but still found herself in the arms of Robert Pattinson  at their Eclipse afterparty in LA.
Robert Pattinson  and Kristen Stewart  posed with fans at a Vancouver movie theater following a quiet date night. The pair snuck in to see Red Riding Hood, which was directed by Twilight's Catherine Hardwicke.
Robert Pattinson talked about Kristen Stewart  in the April issue of Vanity Fair, saying: "Kristen is very focused on being an actress. I mean, that's what she is—she's an actress. She's cool. Even before I knew her I thought she was a really good actress. Like, I saw Into the Wild, and I thought she was really good in that. I still think there are very few girls in her class that are as good as she is."
Robert Pattinson and Kristen Stewart were spotted kissing  in the backseat of a car as they left a Water For Elephants premiere party in NYC.
Kristen Stewart walked Robert Pattinson's dog Bear  around NYC while Rob was overseas promoting Water For Elephants.
The November issue of British GQ hit newsstands with quotes from Kristen Stewart calling Robert Pattinson her "boyfriend"  for the first time. She added about their relationship being so obvious, "Yeah, I know it is. So much of my life is so easily googled. I mean, it's like, come on guys, it's so obvious!"
Kristen Stewart  and Robert Pattinson  were honored, along with their Twilight costar Taylor Lautner , with a Hollywood hand and footprint ceremony in LA.
Robert Pattinson  and Kristen Stewart  got cute at the LA premiere of Breaking Dawn Part 1.
Robert Pattinson  and Kristen Stewart  jetted out of Paris together after attending a fashionable soiree at the Museum of Decorative Arts, where they celebrated the opening of Louis Vuitton's Marc Jacobs: The Exhibition.
Robert Pattinson  and Kristen Stewart  joked around with friends while visiting Katy Perry  on the set of her 3D movie, Katy Perry: Part of Me, in LA.
Robert Pattinson  and Kristen Stewart  were spotted cuddling close and kissing on a balcony following her Cannes Film Festival premiere of On the Road.
Kristen Stewart  accompanied Tom Sturridge to Robert Pattinson 's Cannes Film Festival premiere of Cosmopolis.
Robert Pattinson  and Kristen Stewart  sat together at Comic-Con in San Diego, where they chatted up Breaking Dawn Part 2.
Robert Pattinson  and Kristen Stewart  held hands during a date night in LA  just two days after she was photographed kissing Rupert Sanders.
Robert Pattinson  and Kristen Stewart  shared the stage at the Teen Choice Awards in LA. It was after the show that Kristen reportedly told Rob about her affair with Rupert Sanders.
Us Weekly released pictures of Kristen Stewart 's July 17 romantic rendezvous with Snow White and the Huntsman director Rupert Sanders.
— Additional reporting by Katie Henry
Robert Pattinson  made his first postscandal public appearance looking hot at the NYC premiere of Cosmopolis.
Robert Pattinson  continued his press tour in NYC with a stop on The Daily Show, where he joked with Jon Stewart  about trying not to eat too much ice cream.
Kristen Stewart emerged in LA for the first time  since the cheating scandal wearing Rob's hat.
Kristen Stewart wore Rob's shirt  on her way to Toronto for the film festival.
Robert Pattinson  and his Twilight costars shared a clip of Breaking Dawn Part 2 at the MTV VMAs. Kristen Stewart  was missing from the group since she was attending TIFF.
Kristen Stewart  made her first postscandal public appearance at the TIFF premiere of On the Road. During a press day at the festival, she shared that she and Rob are "going to be fine" and rumors swirled that the duo were back together.
Kristen Stewart  took On the Road to NYC and, a few days later, reportedly reunited with Rob  in LA. At the end of the month, she traveled to France solo to attend Balenciaga's runway show.
Robert Pattinson  and Kristen Stewart  were spotted together for the first time  since their Summer split while out with friends in LA's Los Feliz neighborhood. The images confirmed that the couple was back on, despite dealing with ongoing "trust issues." 
Robert Pattinson  and Kristen Stewart  teamed up again to celebrate Halloween  together at the Hollywood Forever Cemetery, where they were spotted kissing in the crowd.
Kristen Stewart  met up with her On the Road costars to premiere their film in LA, and Robert Pattinson reportedly joined her  to celebrate at the afterparty.
After traveling to NYC via private plane with Robert Pattinson , Kristen Stewart  sat down on the Today show to promote Breaking Dawn Part 2. When asked whether she was back together with Rob, she replied, "I'm just going to let people watch whatever little movie they think our lives are and keep 'em guessing."
Robert Pattinson  and Kristen Stewart  made their red carpet return at the LA premiere of Breaking Dawn Part 2. They spent the next few weeks traveling the world to promote the final Twilight installment.
Robert Pattinson  and Kristen Stewart  returned to LA together once their Breaking Dawn Part 2 press tour wrapped up. Just a few days later, though, they were met with rumors that their relationship was still "strained"  to the point that "Rob . . . sometimes ignores her."
While Robert Pattinson  stayed mostly out of the spotlight, Kristen Stewart  continued promoting On the Road and made headlines when she shared in an interview , "I apologize to everyone for making them so angry. It was not my intention."
Kristen Stewart  was on her own at the Oscars while Robert Pattinson  was busy filming The Rover in Australia. A few days after the award ceremony, she stepped out wearing his Irie t-shirt .
Fans rejoiced when a photo of Robert Pattinson  and Kristen Stewart  together at a karaoke bar in LA surfaced. They were finally back together on the West Coast after Rob returned from filming Down Under.
After multiple day dates  and Kristen Stewart's birthday bash  during the month of April, Robert Pattinson  and Kristen headed to Indio, CA, for Coachella. Around the same time, it was confirmed that Kristen would star in the sequel to Snow White and the Huntsman.
Robert Pattinson joined Kristen Stewart in NYC , though she attended the Met Gala without him by her side. Just two weeks after their Big Apple meet-up, news came out that the couple had split  after Rob didn't attend the birthday party that Kristen had planned for him.
Days after news of their latest breakup, Robert Pattinson was seen leaving Kristen Stewart's house  with his two dogs and a trunk full of belongings. He moved out of her place following reports  that they had been spending more time "at their separate houses" and that Kristen had been "in a terrible mood."