We all love a Look for Less, but when the Oscar red carpet has finished, the knockoff manufacturers kick into high gear. Which celebrities' dresses made the cut? Cachet, a New York-based eveningwear company, plans on replicating Heidi Klum's John Galliano, Anne Hathaway's Marchesa, Katherine Heigl's Escada, and Jessica Alba's eggplant-colored Marchesa, to be in stores next September.

Meanwhile, Faviana New York has its eyes set on reproducing Katherine ...