Possible Clues:

• At a wine tasting you should say what you mean
• Cavity, one covered in fat, say
• “Just tell me already!”
• Waste no time in telling us of one bird trapped in pipe
• You must tell me what to do if mouth contains poison!
• 'Say what you're trying to say'
• Come on, tell me what to do with unpalatable food!
• Do say that which has been identified repeatedly in rant
• 'C'mon, tell me!'
• 'Tell me already!'