Clue: What you must pay great pianist heard on piano with lyricist (4,5)
Answer: LIST PRICE
Explanation: Definition: What you must pay
 **Homophone of**(… heard) "Liszt"(Franz, great Hungarian pianist) **placed above**(on, in a down clue) P(abbrev. for "piano", musical direction to play softly) **plus**(with) RICE(Tim, English lyricist, best known for collaborating with Andrew Lloyd Webber).
Defn: … to purchase a product (except when the seller gives a discount off it).