Listen to How Long Has This Been Going on? (Chosen by Frank Muir and Denis Norden) online. How Long Has This Been Going on? (Chosen by Frank Muir and Denis Norden) is an English language song and is sung by Julie London. How Long Has This Been Going on? (Chosen by Frank Muir and Denis Norden), from the album Desert Island Selections - 40 Mellow Discs to Transport You to Another World, was released in the year 2014. The duration of the song is 2:43. Download English songs online from JioSaavn.