April 4, 2010 Beth "sewing" Narrow Overlock Hem ReFashion April 4, 2010 Beth "sewing" My sister-in-law gave me a (night)gown with very pretty fabric and sleeves. The only problem was the length. I trimmed off about 12 inches from the hem and used my serger to make a narrow overlock hem on the raw edge. Super fast and super easy. Beth