"She took his arm and put her head against his shoulder," says an onlooker. And during their June 4 weekend return trip to Rome while on break from filming in Bulgaria, sources saw the same sweetness. "They were in their own little world," says a witness. "Kissing and cuddling- they looked smitten."
A source says the couple also share serious chemistry on the set as well. "She laughs at all Josh's jokes and everywhere she goes, he follows."
source: Us Weekly