If there was a blue box, that box's occupant is more likely just going to observe silly humanoid customs and reluctantly accept stowaways and become good friends over time as a result.
But as my aunt would say, "Good for them." Most people don't get names in their paper for when they acquire a proverbial "ball and chain", whatever that means, and many also say the idea of marriage is outdated, citing the number of divorces and other issues. I doubt that the magazines covering the actors' personal lives are doing it to expand their range of possible mates anyway, hence the general disdain of "paparazzi" (a term coined to describe photographers covertly violating actors' personal lives to make money from) by those in these professions.