Possible Clues:

• A Blue Peter broadcast, not exactly initially honest
• Upright piano and tuba involved with reel
• A true pleb, oddly, though of good name
• Trustworthy person selling posh piece of furniture
• Trustworthy sales type found on university chart
• Trustworthy agent on university board
• Queen's revolving set fitted upright
• Trustworthy salesman sitting on university board
• Respected
• Well-thought-of agent joining university board