Listen to Wonkavator/End Title (Pure Imagination) (From "Willy Wonka & The Chocolate Factory" Soundtrack) online. Wonkavator/End Title (Pure Imagination) (From "Willy Wonka & The Chocolate Factory" Soundtrack) is an English language song and is sung by Leslie Bricusse and Anthony Newley. Wonkavator/End Title (Pure Imagination) (From "Willy Wonka & The Chocolate Factory" Soundtrack), from the album Willy Wonka & The Chocolate Factory, was released in the year 2010. The duration of the song is 3:08. Download English songs online from JioSaavn.