good deed gone bad

so i at lunch the other day and as i'm about to cross the street i see this man in a wheel chair holding a cup, i looked to my aunt and said "here's my good deed for the day" (i try to get in atleast one a day) so i pull out my purse and walk over to the guy, getting ready to put my dollar in the cup and the guy goes "huh?" when i look in de cup now de man got kolade in dere, u believe that, so i dere shame as ever, so i was like "oh my gosh so sorry" he aint homeless atall, and then he goes, "no, i'll take the money" and grab de dollar from my hand!!!! all i cud do was walk long.......