Like "905", "Had Enough" was planned to feature on a rock opera in the process of being written by John Entwistle, but was never finished.
The lyrics describe the main character of the failed rock opera, 905, finally snapping under the pressure and stress of his life.
[3][better source needed] "Had Enough" was the third John Entwistle composition that had Roger Daltrey on lead vocals, after "Someone's Coming" from 1967, and "Success Story" from 1975.
It seemed OK to do it with one of John's songs -- he was always struggling single-handed to lay down enough overdubbed brass parts on my stuff (especially Quadrophenia) to sound like an orchestra himself.
[2]Roger Daltrey, however, did not approve of these strings, reportedly head-butting producer Glyn Johns over the disagreement.
[2]Cashbox said it has "a strong guitar and keyboard presence, stout drumming and aggressive stance by Roger Daltrey" as well as "silky backing singing.