Alfie's attention was more on the patronus than on Wayne - he wondered what would happen if he reached out to touch it, but he didn't dare. It could bite him, or worse he could do something to it and make it evaporate or something?
"Oh," he said, finally dragging his eyes back to his mate in the bed. "I didn't think about that..." Now that he did, it made a lot of bloody sense. In a completely terrifying sort of way. "You know my mum's muggleborn?" He wasn't sure what prompted him to say it, really.