trick or treat or trick or treat or trick

your birthday isn't for a few more days but the party is today anyway.

a stack of cards sits on the table.

do you open one?

invitation 1	invitation 7	invitation 14
invitation 2	invitation 8	invitation 15
invitation 3	invitation 9	invitation 16
invitation 4	invitation 10	invitation 17
invitation 5	invitation 11	invitation 18
invitation 6	invitation 12	invitation 19
	invitation 13