One & Only (珠光寶氣 電視劇插曲) - Saeeda Wright.mp3 It was also used as an insert song for Jewel's Splendor/Gem of Life.
Here the link I found if ppl are interested. http://beemp3.com/download.php?file=5676758&song=One+&+Only N.B Open with Internet Explorer, not Firefox (Need to right click and click on save target as)