perhaps

Ignorance is 'not' always a bliss

• Vet : So what's wrong with your bunny ?
• comet: I discovered a lump on his skin.Could this be a tumor ?
• Vet : Show me where the lump,please.
• comet: rub*rub* .Here.
• Vet : Erm..well..this is a Nipple.Not lump
• comet : O_O oh.....really ?Ah..How embarrassing
• Vet: Yea,no worry.And btw, 'He' is actually a 'She'.
• comet: O_O oh......really ?
• Later,i was charged 30 bucks for the lesson.Yep,ignorance can be costly.