Let Nature Sing
... that "Let Nature Sing", a single consisting of nothing but unedited bird song, reached number one on the UK Singles Sales Chart?
... that "<b id="mwA7Y"><a href="./Let_Nature_Sing" id="mwA7c" rel="mw:WikiLink" title="Let Nature Sing">Let Nature Sing</a></b>", a single consisting of nothing but unedited <a href="./Bird_vocalization" id="mwA7g" rel="mw:WikiLink" title="Bird vocalization">bird song</a>, reached <a href="./List_of_UK_Singles_Sales_Chart_number_ones" id="mwA7k" rel="mw:WikiLink" title="List of UK Singles Sales Chart number ones">number one on the UK Singles Sales Chart</a>?