The You Me and Dupree star is said to be taking her relationship to the next level - by spending most of her time at Rodriguez's apartment.
"Kate's always at his New York apartment, even on the days when he's on the road," Contactmusic quoted a source as telling In Touch magazine. "She's made herself quite comfortable in his life. She's met his oldest daughter and her son likes Alex. Kate has become very serious about him," the source added.