This won’t come as a surprise to many since rumors have been rampant that the former couple has been seeing each other behind the back of Pattinson’s fiancee, FKA Twigs.READ ALSO: Kristen Stewart Robert Pattinson Dating False! After their breakup in 2013, Stewart has dated other people. However, the 30-year-old’s romance with singer Twigs, 28, was serious enough to lead to an engagement.Joining the 53-year-old executive producer on the red carpet were Charlie Hunnam, Sienna Miller, and Robert Pattinson, who have starring roles in the film. [ You can't produce real art without making a few mistakes along the way…That's what filmmaker Rupert Sanders wants you to know about his highly-publicized affair with Kristen Stewart in 2012.Soon after photos of the two caught kissing went public, Sanders issued a public apology to his wife of 11 years and their two young children.But now that the icy tabloid blizzard has melted, the director isn't quite as apologetic for his past indiscretions.
"Considering I had so many eyes on me, I suddenly realized [my private life] affects a greater number of people than just me," she explains.However, the couple split in 2013 after the actress got involved with her Snow White and the Huntsman director, Rupert Sanders.Stewart also talked about why she has chosen to be more open about her relationship with visual effects producer Alicia Cargile.It would be silly to say I don’t care what people think of my work and who I am, but stuff is polarizing, period.” Further recalling what it was like when she became an overnight A-lister thanks to her role as Bella Swan in the book-turned-movies, Stewart adds, "I used to try too hard, because I was nervous. I’ve just grown out of it." WATCH: Kristen Stewart on Where Robert Pattinson Romance Went Wrong -- 'Our Relationship Was Made Into a Product' In an exclusive interview with ET in October, Stewart also opened up about how she's come to deal with being in the public eye."I think it takes a minute to sort of acclimate to communicating with so many people at one time, with like, 'the masses,' you know," she shared.