Roger: Duh, that's a no brainer. Mayflowers bring Pilgrims, of course.
Thelma: I beg to differ. April showers bring May flowers which are given on Mother's Day! Final answer: May flowers bring Mother's Day.
Happy Mother's Day to all you wonderful "mums" out there.
Query: Why are "mums" considered fall flowers when Mother's Day is in spring? Go figure.