Possible Clues:

• Channing of 'She's The Man'
• Kristy's "Little Darlings" co-star
• Almost blind American jazz pianist Art, d. 1956
• Ryan's 'Paper Moon' co-star
• Jazz pianist needing to change backing almost completely
• - - O'Neal: film actress
• Renegade classical pianist whose jazz is associated with art
• O'Neal of "Little Darlings"
• Art -, US jazz pianist
• Change shortly upset jazz pianist