What is a ha take on me?

"A-ha" is a Norwegian band formed in 1982, consisting of lead vocalist Morten Harket, keyboardist Magne Furuholmen, and guitarist Paul Waaktaar-Savoy. Their most popular song, "Take on Me," was released in 1985 and became a hit worldwide, reaching the #1 spot on the US Billboard Hot 100 chart. The music video for the song is notable for its use of rotoscoping animation, and has become one of the most iconic and recognizable music videos of the 1980s. A-ha has continued to release music and tour over the years, with their most recent album, "Cast in Steel," released in 2015.