"Hello?" Amos said with an almost sarcastic little wave. "Earth to Tiberius?" he asked, using his waving hand to gesture up and down at Tiberius' clothes. "That is what I mean. You weren't looking for poisoned creatures, and you know it."
Amos knew nothing about what Tiberius had actually been doing, but he knew when his friend was lying to him, and frankly, the pretence was starting to piss him off more than a little bit.