pee in my cornflakes
someone goes and says or does something that ruins your day
"sorry i can't go this this weekend."
"why don't you just pee in my cornflakes won't cha"
"who peed in your cornflakes this morning?"
my mom won't let me go to the concert!"
"why don't you just pee in my cornflakes won't cha"
"who peed in your cornflakes this morning?"
my mom won't let me go to the concert!"