I... got the chance to poke around for evidence, myself. [Tactfully avoiding bringing up which room he searched, since there's animal kids here.] And uh- here's what I found. Doing that.

[Kronk then places an oil can, a slightly-greasy glove, and a glittery towel on his podium. Subsequently getting glitter on that, too.]

The can's about half full- and, um... the glove and towel looked like whoever brought them into the room was trying to hide 'em, so... they probably mean something.