How much are NSYNC marionette puppet dolls worth?

On Ebay then seem to be going anywhere from around four dollars for one doll to fifty dollars for the whole set.

also this is an nsync doll set http://www.ebay.com/itm/NSYNC-ON-TOUR-2000-COLLECTORS-EDITION-NIB-/120818831198?pt=LH_DefaultDomain_0&hash=item1c215d0f5e#ht_500wt_1413