The New York Knicks took down the Boston Celtics in Game 6 of their second-round playoff series. This marks the first time since 2000 that the Knicks will be playing in the Eastern Conference Finals,

The ESPN analyst was confronted by a Knicks fan following New York's playoff series win over the Celtics on Friday night.

Brian Windhorst has seen a lot over his decades of covering the NBA, but even he might not have been fully prepared for what happened outside Madison Square Garden after the New York Knicks demolished the Boston Celtics in Game 6 of their Eastern Conference Semifinals series.