Not OK (5 Seconds of Summer song)
| "Not OK" | ||||
|---|---|---|---|---|
| Single by 5 Seconds of Summer | ||||
| from the album Everyone's a Star! | ||||
| Released | 24 September 2025 | |||
| Length | 3:27 | |||
| Label | Republic | |||
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| 5 Seconds of Summer singles chronology | ||||
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| Music video | ||||
| "Not OK" on YouTube | ||||
"Not OK" (stylised in all caps) is a song by the Australian pop rock band 5 Seconds of Summer. It was released on 24 September 2025 independently in partnership with Republic Records, as the lead single from their sixth studio album, Everyone's a Star! (2025).