a-ha are a genuine case of geography shaping reputation. In their native Norway and across much of Europe, the synth-pop trio were enormous, with a long run of hit singles and a career spanning decades. To European fans, calling them a one-hit wonder would be laughable. In the United States, though, they are remembered almost entirely for one song, and the global streaming numbers lean the American way.
"Take on Me", released in 1985 with its unforgettable synth riff and groundbreaking pencil-sketch video, is one of the defining pop songs of the decade. It now sits near 2.7 billion plays, a streaming colossus.
The rest of the catalogue, including "The Sun Always Shines on T.V.", trails far behind on streams. Dividing the hit by their second biggest gives a ratio of about 20, far past our 5.0 line.
So by our strict, numbers-only measure, a-ha register as a certified one-hit wonder. We flag the caveat clearly: this is a band with a deep European legacy whose single most universal song has, on global streams, pulled so far ahead that it eclipses everything else they made.