Glitch stuffed the rest of the cupcake in his mouth and accepted the diagram, eyes going wide as he studied it. He swallowed, blinked, and looked up at the time lord with an expression of incredulity.

"You..." he began, then shook his head. "This is- wow, I don't-" And then he was grinning properly again. "Thank you, I I don't know what else to say."