"Blowing things up? You obviously dunnae ken me... This will take a while tae set up... but it<em>will</em>be funny. Me old pal Hamish taught me this one. Bit of a genius in the pranks department... man could prank the queen of England. Anyways... there's this chemical compound he talked about that evaporates in the air and causes hallucinations... It's a non-deadly poison. Anyhow, all we need is a filter over our mouth an' nose. I should have a bucket left over from last year, with two facemasks. All we need tae do is paint the clear liquid in<em>small</em>quantities around the school." He smiled as he looked at her, gauging her reaction.