what wouldn't I give for sth

• what wouldn't I give for : ～のためなら何だって差し出す（くらいそれがほしい）

---

• Mr. D.'s got the nicest skin, and what I wouldn't give for his hair.
  （ミスターDは肌が最高だし、髪の毛がもうたまんないの。）
  Thomas Harris, Red Dragon, Berkley Books, ch. 35