Melt chocolate chips in microwave; stir until smooth. Stir in 1 cup crumbs and sour cream. Cover and refrigerate for 1 hour or until easy to handle. For each mouse, roll about 1 tablespoon chocolate mixture into a ball, tapering one end to resemble a mouse. Roll in remaining 1 cup of chocolate crumbs to coat. Position red candy sprinkles for eyes. Cut each peach slice into 4 pieces. Then cut each of the four pieces into 2 pieces for each ear. Add licorice pieces for tails.