Why don¡¯t skeletons fight each other? Because they don¡¯t have the guts.
(ÇØ°ñµéÀÌ ¿Ö ¼·Î ½Î¿ìÁö ¾ÊÀ»±î? ¡æ ¹è¯(guts)ÀÌ ¾ø¾î¼ 😄)