After girlfriend Gabriella Demetriades, actor Arjun Rampal joined the interrogation at Narcotics Control Bureau office in Mumbai on Friday. The NCB had seized electronic gadgets like laptops, mobile phones and tablets during the search at Rampal's residence and questioned the actor's driver. Image Source : YOGEN SHAH Arjun Rampal arrives at NCB office for interrogation Image Source : YOGEN SHAH …