How many movies have Blackie Ko Shou-Liang and Sammo Hung acted in together?

They have worked on 11 movies together! Their first movie together was Wheels on Meals (1984) while their highest rated movie together was It's a Drink! It's a Bomb! (1985). They have not worked together since Don't Give a Damn (1995). They are most known for their comedy films together.