Halloween // Couples costume that kids will love?

Hello! My fiancé (M26) and I (F24) will have our first ever time handing out candy at our new house, which is a big family area. We would love to do a couples costume that kids would think is fun/cool! All of our ideas are from random tv shows and wouldn’t be very recognizable.

For more detail, he is about 6’5” and very lean, I am 5’7” and about average.