In a song from Meredith Wilson's "The Music Man", this many trombones "led the big parade"
[DOC] [TLE] Meredith Willson:Seventy-Six Trombones Lyrics | LyricWikia ... [PAR] Seventy-six Trombones This song is by Meredith Willson, features Robert 
Preston and appears on... ... Harold: Seventy-six trombones led the big parade [DOC] [TLE] Various Artists, Meredith Willson - The Music Man: Original ... [PAR] Various Artists, Meredith Willson - The Music Man: Original Soundtrack ...