Possible Clues:

• It takes an expert to have made a joke of it, by the sound of it
• It takes an expert so to put it around the confused din
• It needs an expert to have made a joke of it, by the sound of it
• Wise one
• Pontificating expert
• Make a sound joke of it, likewise?
• Sounds as if one made a joke of it, likewise
• A learned person of Hindu origin?
• An expert in a particular field
• Wise one