Hobo costume ideas? please help!?

ok so i have a jacket that is to small for me, gray wants that im going to wear under blue flannel pj pants, and im going to wear long stripe socks an lip flops, and put dirt on my face. my mom says i cant go out and buy anything so please help me, just random stuff-around-the-house suggestions, i have some makeup and may put bruises on my face or someting,,,but any suggestions please help! thank ya :)