How many movies have Chatrat Watchindasiri and Somsak Techaratanaprasert collaborated on?

They have worked on 3 movies together! Their first movie together was Rahtree Reborn (2009) while their highest rated movie together was Rahtree Revenge (2009). They have not worked together since Panya Raenu 2 (2012). They are most known for their comedy films together.