She looked down at Jon and said "What the hell did you do to me?" She shut her mouth and looked on with wide eyes, after hearing her voice. It was a girl's voice. "I'm a frickin' girl!" he yelled, in shock.
Her two friends looked at each other, then made a dash for the exit. They were obviously frightened, seeing as they just witnessed their best friend change into a redheaded girl right before their eyes.
"Jake, Willy, where are you going? You can't leave me here like this!" the former boy yelled after them. But they had already left the room. She turned her attention back towards Jon and saw that he was about to sneeze again.