Possible Clues:

• Brag about age? - that's rubbish
• Modern music accepted by British? On the contrary - it's rubbish!
• Refuse to dress with maturity
• A beggar sorted out contents of bins
• Refuse to leave bishop in service station
• Rubbish for a beggar
• Litter born in estate accommodation
• When to put your clothes on? That's sort of rubbish
• Refuse — a beggar (anag)
• Are your clothes as old as that? Rubbish!