The most productive playoff performance of Payton Pritchard’s career helped spark the Celtics in their Game 3 win.

On the road, in a game the Celtics needed badly, Pritchard delivered in the type of position he had wanted for so long.

Boston Celtics coach Joe Mazzulla said Saturday that the days leading up to Game 3 of their first-round series against the New York Knicks were not difficult whatsoever. Yes, the Celtics were down 2-0 after blowing two 20-point leads at home,