From 1994–2003, it was used by Warner Bros. Television as part of their logo at the end of shows, in reference to the studio's production of Looney Tunes and Merrie Melodies shorts.
The old folk song "Goodnight, Ladies" contains the line "Merrily we roll along", which is often used as a child's nursery rhyme. The tune from the first line of the Tobias-Mencher-Cantor song matches that line from "Goodnight, Ladies", but the tunes diverge from there.