Possible Clues:

• ATM filler
• Johnny --, country singer
• Get ready for music, a short piece
• '___ or charge?'
• For starters, sponsor at cryptica.co.uk — how about donating this?
• Mattress filler during a recession, maybe
• ATM fill
• Payment means
• Wimbledon champion caught out by another, reportedly
• Money in Stock Exchange collapse runs out