When punctuation correction doubles as a contraction -- your sister just made a dad joke to a dad, and you should have put an apostrophe for possession. (Also, maybe this is a half-sister? So her dad's not the speaker's dad?) Anywho, this is hilarious.
I wanna be a ghost now! I'd open all the doors and windows on rainy days, -make knives fall out of everything -laugh creepily at all hours of the night -make their food explode -serenade their cute teenage sons if they had them.<<< THAT LAST ONE OML