The lyrical core of the song centers on a protagonist wandering through a dark, chemical fog, fixated on a person who has clearly moved on or is at least uninterested in a 3:00 AM reunion. Lines like "Now it's three in the morning and I'm trying to change your mind" capture the universal experience of "drunk-dialing"—that specific moment where inhibitions vanish and are replaced by a false sense of confidence. By questioning "Why'd you only call me when you're high?" the subject of the song highlights the shallow nature of the protagonist’s affection. It suggests that the interest isn't rooted in genuine connection, but rather in a chemically induced desire for company.

Cyrus’s interpretation adds a layer of irony and gender-flipping that changes the song’s power dynamic. In the original, Alex Turner’s delivery feels like a sleek, nocturnal prowl. In contrast, Miley’s version feels more like a confession. At the time of the performance, Cyrus was shedding her Disney persona and embracing a more provocative, drug-positive image. By singing these specific lyrics, she leaned into her "wild child" reputation while simultaneously showcasing her technical vocal prowess. Her husky, soulful rasp emphasizes the weariness in the lyrics, making the protagonist feel less like a cool rockstar and more like someone genuinely struggling with the silence of the night.

Ultimately, Miley Cyrus’s rendition of Why’d You Only Call Me When You’re High? is more than a simple cover. It is a bridge between genres and a testament to the song’s timeless theme. It highlights the uncomfortable truth that substances often act as a catalyst for honesty, even if that honesty is unwanted. Through her performance, Cyrus reminds us that the feeling of being a "late-night second choice" is a painful, human experience, regardless of whether it is told through the lens of a Sheffield rock band or an American pop icon.