How many movies have Jim Chim Sui-Man and Tiffany Lee Lung-Yee acted in together?

They have worked on 3 movies together! Their first movie together was The Mummy, Aged 19 (2002) while their highest rated movie together was Men Suddenly in Black (2003). They have not worked together since McDull, the Alumni (2006). They are most known for their comedy films together.