winwin,
try don't use soap or bath lotion ah... and only water to shower for a few days ah.... or try to use some "pin tong" boil water.. then after show use pin tong water to shower again ah.... may be work ga wor...
btw, yesterday, gor gor told tim "when we grow up and get married, we can teach our children this..... (they are playing a game)" ?-( don't know why he suddenly said this.