Jennifer Love Hewitt pregnant?

Jennifer Love Hewitt has sparked rumours she is pregnant after posing for photographers in what looks like a maternity dress.The 'I Know What You Did Last Summer' actress was out grocery shopping with actor boyfriend Ross McCall during Thanksgiving weekend and seemed to be sporting a sizeable bump.Jennifer, 27, is seen with her hair in pigtails wearing a large white flowery dress which hangs almost to the floor, skimming over her apparent bump.Meanwhile, Jack Black has claimed Jennifer once invited him back to her hotel room.The 'School of Rock' actor said: "Jennifer Love Hewitt once said to me, 'Let's hang out, go to my room...' I thought she meant her trailer, but I realised she meant her hotel room! I didn't capitalise on it, though."