Question: It's a Gift featured which Australian-born vaudevillian?

Context paragraphs:
Professor Backwards: James Edmondson, Sr. (June 10, 1910 – January 29, 1976), also known as Professor Backwards, was a vaudevillian/comedian who appeared on TV from the 1950s to the early 1970s, most notably on "The Ed Sullivan Show", "The Tonight Show", "The Merv Griffin Show", "The Dean Martin Show" and "The Mike Douglas Show", where he appeared more times than any other guest .  In addition to traditional stand-up comedy, Edmondson's act featured his ability to write in script that was upside down and/or backwards, spell and pronounce words backwards, and read an inverted blackboard correctly.

Snub Pollard: Harry "Snub" Pollard (9 November 1889 – 19 January 1962) was an Australian-born vaudevillian, who became a silent film comedian in Hollywood, popular in the 1920s.

Songwriters on Parade: Songwriters on Parade was a musical Vaudeville revue which featured hit songwriters of the day.  It was considered one of the last Vaudevillian forays of this type.  Between 1931 and 1940 (at least) various line-ups of popular songwriters would form a sensational act, performing their hits across the eastern seaboard on the Loew's and Keith Circuits.

Will Mahoney: William James Fitzgerald Mahoney (February 5, 1894, Helena, Montana, USA – February 9, 1967, Australia), better known as Will Mahoney, was an American-born vaudevillian performer, stage actor and theatre manager best known for his stage success in Australia.  He was born in Helena, Montana, USA to Rancher Michael Fitzgerald and Mary Moran, he's father died when he was two, and his mother who had two children, Frank and Mary from a previous marriage, supported the family by holding several jobs.  Along with his step-brother Frank, they devised a vaudeville act, billed as The Mahoney Brothers, and toured around United States, Mexico and Australia.  He was married three times, firstly aged 21 to Iva Gibbs and toured England appearing in films, after his wife's death he married to Lililan Wilson in 1928, which he later divorced and then he married actress Evie Hayes in 1938 who appeared in his numerous stage show productions, they immigrated to Australia and were featured on the Tivoli Circuit .  He had, had extensive experience on the vaudeville circuit in the US, becoming the highest paid variety star in the country by the early 1930s, when he arrived in Australia with Hayes they acting in the film "Come Up Smiling" (1939), after which he became a theatre manager in Australia of the Cremorne theatre in Brisbane.  After the war he went back to the USA to revitilize his career, being nominated for a Tony Award in 1956 for revival of Finian's Rainbow before eventually settling permanently in Australia, in Melbourne in 1958, playing in musicals and revue and teaching a generation of young performers.He died on February 9, 1967.

Alfred J. Goulding: Alfred John "Alf" Goulding (January 26, 1885 – April 25, 1972) was an Australian-born vaudevillian, who became an American film director and screenwriter.  He directed 182 films between 1917 and 1959 and is credited with having Harold Lloyd wear his trademark glasses.

Billy Bevan: Billy Bevan (born William Bevan Harris, 29 September 1887 – 26 November 1957) was an Australian-born vaudevillian, who became an American film actor.  He appeared in 254 American films between 1916 and 1950.

It's a Gift (1923 film): It's a Gift (1923) is a short silent movie comedy film featuring Snub Pollard.

Can You Top This?: Can You Top This?  was a radio panel game in which comedians told jokes and tried to top one another.  The unrehearsed program, sponsored at one point by Colgate-Palmolive, was created by veteran vaudevillian "Senator" Edward Hastings Ford, who claimed he was taking part in a joke session at a New York theatrical club when he conceived the idea.  However, the format was quite similar to a prior joke-telling radio series, "Stop Me If You've Heard This One" (1939–40), which featured Ford and cartoonist Harry Hershfield as panelists.  Many jokes involved ethnic humor told in dialect.

Clyde Cook (actor): Clyde Cook (16 December 1891 – 13 August 1984) was an Australian-born vaudevillian who went on to perform in Hollywood and whose career spanned the silent film era, talkies and television.

Loretta Clemens Tupper: Loretta Nellie Clemens Tupper (May 6, 1906, in Marblehead, Ohio – September 17, 1990, in The Bronx, New York) was a singer, pianist and vaudevillian and radio actress., who later added television and film appearances to her impressive repertoire.  In her early career she was known as Loretta Clemens and in her later career she was known as Loretta Tupper She featured in numerous television commercials and was famous for playing the old lady in the Fruit of the Loom television commercials from the 1980s.  She was a character on the PBS Television show "Sesame Street" called Mrs. Mae Trump in the 1980s.  She played small roles in numerous movies.

Supporting paragraphs: It's a Gift (1923 film) Snub Pollard
Answer: Harry "Snub" Pollard