Leonardo DiCaprio once again fueled romance rumors when he was spotted hanging out with model Irina Shayk -- but a source tells ET that this is not a romantic relationship.On Saturday, the 48-year-old actor and the 37-year-old model were seen together at the Neon Carnival during the first weekend of the 2023 Coachella Valley Music and Arts Festival in Indio, California. They were joined by a few of their famous friends, including Stella Maxwell and DiCaprio's longtime pal, Tobey Maguire.The next day, both Shayk and DiCaprio were also at Coachella's Revolve Festival, but an eyewitness tells ET that «they hung out in separate cabanas and not with each other.»«Irina was with her publicist and friends and Leo was with friends and some girls.