Harry continued watching Cho for a moment, and saw how as soon as she got to her group of friends they all starting giggling. He felt his ears burning when Cho started giggling as well, then turned around and gave him a big smile. Ducking his head, Harry walked over to the Gryffindor table, totally unaware that half the school was staring at him. When he sat down in front of Ron and Hermione, he finally noticed and raised an eyebrow at them. "What?" he asked.