Hunting High and Low track was remixed as a dance version, which was a top-5 hit on the U.S. Dance chart, and B-side to the single and remix was the otherwise unreleased "Driftwood." "Train of Thought" saw limited release as the third single in Europe. It was not released as a 7" in the United States but received rock radio play and a set of remixes again made the dance charts. Waaktaar based the lyrics for this song on existentialist authors and poets Gunvor Hofmo, Knut Hamsun and Fyodor Dostoevsky, his favourites at the time. It was A-ha's third consecutive Top 10 single in
Love the One You're With Isley Brothers, whose unique gospel-driven cover of the song sent it to the charts again reaching number three R&B and number eighteen pop, giving the group their fifth US top 40 pop single. UK pop group Bucks Fizz covered the song as their eighteenth single in 1986. The single, released in August, was the follow-up to the group's comeback top ten hit "New Beginning (Mamba Seyra)" and was seen as a make or break release. Ultimately the song peaked at a low No.47 in the UK Singles Chart during a three-week run. In a review, music magazine "Number One" said