Ben Stiller confirms secret reason he’s been filming all the action at the Knicks on his phone

After we exclusively told you that Ben Stiller‘s viral courtside iPhone videos at MSG during the Knicks historic run are for an HBO documentary — Stiller confirmed the project to Kenny “The Jet” Smith on ESPN’s “NBA Tip-Off.” Smith asked Stiller about the doc and co-host Shaquille O’Neal admonished his colleague for mentioning a project...