in 2009, tuason produced jacky cheung's "private corner" album. it is cheung's first jazz album for which he coined the phrase "canto-jazz". "everyday is christmas", "which way, robert frost?", "let it go", "lucky in love" and "double trouble" were co-written by roxanne seeman in collaboration with tuason, tailor-made for cheung. "lucky in love" is the end-credit song of "crossing hennessy", hong kong movie starring jacky cheung and tang wei, produced by william kong. nokia’s music download service website (ovi.com) announced that "everyday is christmas" was the 10th most downloaded christmas song in the world in 2010, joining classic hits such as wham’s ‘last christmas’ and mariah carey’s "all i want for christmas is you". cheung is the only chinese language singer to make it into the top ten.