Consider the plight of Cliff Edwards–better known as Ukulele Ike on TV, Radio, Vaudeville and Movies. He was a major star in the 1920s and 1930s, but fell on hard times towards the end of his life.
Not only that, but he was the singing voice of Disney’s Jiminy Cricket in Pinocchio and Jim Crow in Dumbo.
Here’s a short news clip that lays out his life and career in a pretty concise way.
After watching the clip, Google him for some more information on his life and career.