animation - Cloth Deform when animated -

i using blender 2.77. wanna ask why upper part of cloth flying upwards instead of dropping down when animated? , deform when animated. bottom part of work fine...i had tried different setting, adjusting gravity, self collision distance, material mass, steps, cloth collision setting , still not solve problem...anyone can give me solution regarding problem? thank :)

here link of image: http://i.stack.imgur.com/nhift.jpg 1