Professor Ludwig Von Drake is a character created for Disney.
Songs Frees sung in Walt Disney's Wonderful World of ColorEdit
The Green with Envy Blues
The Spectrum Song
Songs Frees sung in A Symposium on Popular SongsEdit
The Rutabaga Rag
Although I Dropped $100,000 (I Found a Million Dollars in your Smile)
Rock, Rumble, and Roar