Poor choice of words, obviously. No stocks of celluloid were harmed in the making of that pile. ;)

But apparently Lucas actually did film them and then cut them out after an Internet backlash: http://www.ign.com/articles/2002/01/11/nsync-not-nstar-wars-after-all

Go figure. Maybe it was because he was particularly sensitive to that sort of criticism at the time. After all, this was right after the release of TPM so visibly shattered the pedestal he was so accustomed to standing on. He probably grew a thicker skin as the prequels wore on.