Listen to Oh, Donna Clara! (The Wonder Bar, 1930 Show) online. Oh, Donna Clara! (The Wonder Bar, 1930 Show) is an English language song and is sung by Layton and Johnstone. Oh, Donna Clara! (The Wonder Bar, 1930 Show), from the album A Retrospective Layton and Johnstone, was released in the year 2013. The duration of the song is 2:48. Download English songs online from JioSaavn.