The nearly six-minute tune is an anthem to the end of a relationship. But with a twist. Not only does it tug at the heartstrings of any of those who have been dumped, but the song also includes hope.

The Rembrandts’ “I’ll Be There For You” is easily one of the most recognizable TV theme songs of all time. The insatiably catchy tune helped to introduce the world to its favorite group of New York ...