Originally an album track rather than a lead single, "Levitating" became a chart-topping hit only after a high-profile remix brought in an additional guest verse.
A small, consistent production team helped Harry Styles pivot fully into synth-driven pop with the biggest single of his solo career.
A tight production team and a deliberately minimal sample-adjacent hook helped turn "Flowers" into one of the fastest-streaming singles of its release year.
A six-minute, multi-part epic with no chorus became one of the best-selling singles in history — decades before streaming even existed to help it.
Mark Ronson and Bruno Mars's biggest joint hit pulled together an unusually large writing team to recreate a specific era of funk with note-perfect precision.
Ed Sheeran's biggest single started as a completely different song for another artist before its dancehall-inspired beat turned it into one of the best-selling singles ever.
Sam Smith's breakout ballad became a case study in how melodic similarity gets resolved after release, with a songwriting credit added well after the song became a hit.
The Weeknd's biggest single leaned on synth-pop and new-wave production techniques decades out of fashion — and ended up as one of the longest-charting songs of the streaming era.
A single writing session produced the track that turned Adele from a well-regarded singer-songwriter into a generational pop and soul force.
A deceptively simple beat, a small production team, and a music video budget turned into charity money — the numbers behind one of Drake's biggest singles.