The Hollywood heartthrob is in "a good place" since his turbulent relationship with Kristen ended in May.
"Rob is just enjoying hanging and chilling with friends at this point in his life," said a source.
It will also mean the 27-year-old actor will be spending the majority of July and August in Toronto on set and away from both Kristen and new friend Riley.
Hollywood previously reported that they were seen hanging out together in Rob’s pickup truck on June 29, and now a source says that Rob is dating the sexy actress, 24, and there is a certain reason why he really likes her!
Riley, whose birth name was Danielle Riley Keough, is the eldest grandchild of the late King, who died in 1977 at age 42, and daughter of singer-songwriter Lisa Marie Presley and musician ex-husband Danny Keough.
He will star alongside other big names, John Cusack, Mia Wasikowska and Julianne Moore in Toronto, Canada.Rob and Riley’s romance is “short-term lust right now rather than long-term love,” continues the source.They met through Kristen when both girls starred in but recently Rob and Riley been spending much more time together since meeting through their Dior modeling connection, and Riley has stayed over at Rob’s Los Feliz apartment,” continues the source.Guests included Keough's bestie Kristen Stewart, Cara Delevingne, Zoë Kravitz, Abby Lee and Courtney Eaton." he said on Facebook in a photo post, in which he appears shirtless (and sporting a chest tattoo of wolves) alongside Riley, who is wearing a sparkly ring on her ring finger.And it looks like the twosome didn't waste any time when it came to planning the anticipated nuptials.
While Rob and Riley have denied they are dating, they do share a modelling connection.