Possible Clues:

• Unintelligent imitator
• A bird caged or caught in a trap is upsetting
• It's not original, in a manner of speaking, or up in a bit of it
• Tropical bird, may talk
• Back trap around, or it's talkative
• In a manner of speaking, this is not the original
• You get nothing original from that, or it's going wrong in a bit
• Whatever one says, it's all been heard before and all equal to nonsense
• Additional subject for Peter Ackroyd
• Brightly-coloured, tropical bird