How many movies have Ella Koon and Miriam Yeung Chin-Wah acted in together?

They have worked on 4 movies together! Their first movie together was My Sweetie (2004) while their highest rated movie together was Concert YY - Showcase Of Wyman Wong (2012). They have not worked together since Concert YY - Showcase Of Wyman Wong (2012). They are most known for their comedy films together.