main theme
... that despite the success of Ennio Morricone's soundtrack for The Good, the Bad and the Ugly, the main theme only became a hit single in the cover version by Hugo Montenegro?
... that despite the success of <a href="./Ennio_Morricone" id="mwCxc" rel="mw:WikiLink" title="Ennio Morricone">Ennio Morricone</a>'s soundtrack for <i id="mwCxg"><a href="./The_Good,_the_Bad_and_the_Ugly" id="mwCxk" rel="mw:WikiLink" title="The Good, the Bad and the Ugly">The Good, the Bad and the Ugly</a></i>, the <b id="mwCxo"><a class="mw-redirect" href="./The_Good,_the_Bad_and_the_Ugly_(song)" id="mwCxs" rel="mw:WikiLink" title="The Good, the Bad and the Ugly (song)">main theme</a></b> only became a hit <a href="./Single_(music)" id="mwCxw" rel="mw:WikiLink" title="Single (music)">single</a> in the <a href="./Cover_version" id="mwCx0" rel="mw:WikiLink" title="Cover version">cover version</a> by <a href="./Hugo_Montenegro" id="mwCx4" rel="mw:WikiLink" title="Hugo Montenegro">Hugo Montenegro</a>?