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One of these days I'm gonna wake up, before noon-
— Troy ‧ Reality Bites

Behind the line May contain spoilers.
Our reading
An editorial interpretation.
The speaker makes waking before noon sound like an ambition for some distant day. The modest goal and grand opening create the joke: a small change in routine is treated as a major future achievement. The unfinished phrasing leaves that promised improvement hanging.
Context reviewed