Neville was eventually called, Harry wished his friend luck and watched as the boy timidly walked up in front of the rest of the school and put on the hat. Harry waited and waited but nothing happened. For 10 minutes there was silence within the great hall at Hogwarts, Harry who was getting nervous for his friend watched as Neville's face seemed to be screwed up like he was thinking too hard. Finally much to Harry's relief the hat spoke.