"Twilight" actors and former couple Robert Pattinson and Kristen Stewart will be attending 67th annual Cannes Film Festival. The world's biggest film festival begins May 14 and ends May 25, 2014. For quite some time, fans and media are speculating Robsten reunion at the gala event where both the stars will be promoting their latest films. But according to the reports, RPatz and KStew's Cannes reunion may not happen.

Like every year, Cannes 2014 will be attended by numerous Hollywood A-Listers who will be promoting their films. Many films will make big screen debut and some 18 movies will be the part of the main competition. Actor Robert Pattinson is attending the event as two of his upcoming films will be shown at the event. David Cronerberg's "Maps to the Stars" starring Robert Pattinson and Julianne Moore is one of the contenders of the main competition. The movie will be competing with 18 other films for the most coveted trophy Palme d'Or. David Michod's "The Rover" will be included in midnight screenings at the 2014 Cannes.

As for Kristen Stewart, her film "Clouds of Sils Maria" also starring Juliette Binoche and Chloe Grace Moretz is competing in the competition. Some other films that have selected for the competition include, Mark Ruffalo and Channing Tatum's "Foxcatcher," Ryan Reynolds' "The Captive" and more.

With two of them promoting their films at the event, speculations and rumours about their reunion are running rampant. But these may just be rumours and not the reality.

E!Online reported that a source a revealed that "Twilight" co-stars and former lovers won't be attending the event "at the same time."

According to the report, Kristen Stewart won't be "arriving early just to take in the sights." The actress reportedly will be busy shooting her upcoming film "American Ultra," starring opposite Jesse Eisenberg.

Robert Pattinson and Kristen Stewart dated each other for more than three years until their breakup. The couple started dating each other when they were filming "Twilight" and broke up when KStew's cheating scandal became public. She allegedly cheated on Robert Pattinson with her film "Snow White and the Huntsman's" director, Rupert Sanders.

Earlier, it was reported that Robert Pattinson and Kristen Stewart are planning to rent a villa together, when they arrive in Cannes. The Celebrity Dirty Laundry claimed that RPatz reportedly "reach out" to her ex KStew with whom he plans to share the place, while they attend the film festival. The report stated that Robert Pattinson is "still carrying a torch for Kristen [Stewart]."

However, the exes seemed to be concentrating on their work at the moment. Robert Pattinson was travelling for most part of the year, filming his upcoming films including "Queen of the Desert" and James Dean biopic "Life." As for Kristen Stewart, actress' films "Still Alice" and "Anesthesia" are expected to be released soon.

For more updates on "Twilight" co-stars Robert Pattinson and Kristen Stewart, read below:

Robert Pattinson and Kristen Stewart to Meet Up and Rent a Villa Together During Cannes 2014? RPatz 'Still Carrying a Torch' for KStew?

Kristen Stewart is a Lesbian? Rumored Relationship With Alicia Cargile is the Real Reason for Distance Between KStew and Ex Robert Pattinson?

'Roar' Singer Katy Perry Planning a Baby with 'Twilight' Actor Robert Pattinson?- Details