Text: Why don't you write a note telling the bridal couple that you had such fun arranging their party and that you and all the guests at the shower will have fond thoughts of them while they are away honeymooning.
Entailment: Why don't you write a note telling the bridal couple that you had a lot of fun doing their party and that all of the guests will have good thoughts for them while they are on their honeymoon.
Contradiction: Why don't you write the bridal couple a note saying you and all of their party guests hate them.