1/2 Casey and Summer were introduced by her big brother Joaquin Phoenix. Photo: Getty Images 2/2 A rep for the actor said, "Casey Affleck and Summer Phoenix have amicably separated. They remain very close friends." Photo: FilmMagic © ¡HOLA! Prohibida la reproducción total o parcial de este reportaje y sus fotografías, aun citando su procedencia. Más sobre: Celebrity Splits Casey Affleck Summer Phoenix Más noticias sobre Celebrity Splits Janet Jackson splits from husband Wissam Al Mana Celebrity breakups 2017: All the stars who called it quits