Complex sentence: In 1927, John conceived the idea of "Strange As It Seems" and in December of that year, he signed a contract with The McClure Newspaper Syndicate in New York City making him the nation's youngest nationally syndicated artist at only 20 years old.
Split into simpler sentences: In 1927, John conceived the idea of "Strange As It Seems". In December 1927, he signed a contract with The McClure Newspaper Syndicate in New York City making him the nation's youngest nationally syndicated artist at 20 years old.