Three couples who live by the expression age is only a number. While these couples are in relationship bliss, friends, family, and onlookers often do little more than gawk or pass judgment.

Some lovers are star-crossed; others are decades-crossed. TLC's new special goes behind generational lines with three couples who live by the expression age is only a number. While these couples are in relationship bliss, friends, family, and onlookers often do little more than gawk or pass judgment.—TLC