What makes Train of Thought by a-ha notable?

The single 'Train of Thought' achieved notable chart success, reaching the top 30 in various countries including the U.S. and U.K. Its sophisticated production and lyrical depth reflected a shift in a-ha's artistic direction, influencing the synth-pop landscape of the era. The track's remix versions further showcased the band's adaptability to emerging dance music trends during the mid-80s. Released on March 24, 1986, 'Train of Thought' came after a-ha's breakthrough debut album, 'Hunting High and Low'. By this time, the band was solidifying their status in the international pop scene, experimenting with more complex arrangements and a mature sound. This single marked their continued evolution as they navigated the mainstream success following their initial acclaim.