How many movies have Arnon Milchan and Karen Rosenfelt collaborated on?

They have worked on 5 movies together! Their first movie together was Alvin and the Chipmunks (2007) while their highest rated movie together was Marley & Me (2008). They have not worked together since Alvin and the Chipmunks: The Road Chip (2015). They are most known for their comedy films together.