Listen to When You're Smiling (The Whole World Smiles with You) online. When You're Smiling (The Whole World Smiles with You) is an English language song and is sung by Louis Prima. When You're Smiling (The Whole World Smiles with You), from the album 100 Best of Jazz, was released in the year 2014. The duration of the song is 3:57. Download English songs online from JioSaavn.