Step 1 : Introduction to the question "What famous actor was the son of vaudevillian Ninian Joseph Ewell?"
Ninian Joseph Ewell, known professionally as Joe Yule (April 30, 1892 – March 30, 1950), was a Scottish-American vaudeville comedian who later appeared in many films as a character actor. He was noted for his role in the Jiggs and Maggie film series, and as the father of Mickey Rooney.