After the sorceress Rigalene died, those going through her estate were puzzled. Where were all her books? And how would they find homes for all these cats?
How the Clerics of Stone cheat death.
Everyone knows that firearms are weapons only fit for orcs—smelly, loud, and unreliable. But there are guns made for ogres, too, and the largest of those are called Thunderguns.
Herbalist in the group mistakes one plant for another and mistakenly poisons the group. Not to death, but pretty darn ill with recurring symptoms until the cause and cure are realized. (Local people may be able to help rather easily. "You ate Dragon's Rot you fool, looks and smells just like mint except it has these small thistles on the root. Only grow in the Hornwood Forest, that must be where ya got them. Eat this and you will feel better in 4 hours."