Pink Floyd's songs tended to become shorter and more novelistic as their erstwhile bandmate Roger Waters' influence grew. READ MORE: Ranking Every Pink Floyd Live AlbumThe following ranking of Pink Floyd's 10 longest songs stretches from 1968's A Saucerful of Secrets, the group's first album with Gilmour as original frontman Syd Barrett exited the lineup, through 1977's Animals when Pink Floyd's albums were becoming vehicles for Waters' outsized concepts. Remembering Pink Floyd's Longest SongsOf course, Pink Floyd released some notable songs that simply weren't lengthy enough to make this list. The bulk of Gilmour and Wright's musical legacy, however, will always be the songs from Pink Floyd's classic era over roughly a decade between the late-'60s through the late-'70s. They perhaps inevitably thought of Barrett, who'd been a childhood friend of Gilmour's before initially leading Pink Floyd.