How many movies have Hayden Schlossberg and Neil Patrick Harris collaborated on?

They have worked on 4 movies together! Their first movie together was Harold & Kumar Go to White Castle (2004) and was their highest rated movie together. They have not worked together since American Reunion (2012). They are most known for their comedy films together.

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Director
Role
Celebrity Dance-Off Host
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Screenplay
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Director
Role
Neil Patrick Harris
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Screenplay
Role
Dancing Monkey in Costume Shop (uncredited)
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Producer