Final answer:
Dave Barry, a humorist, popularized 'Talk Like a Pirate Day' and wrote for the Miami Herald.
Step-by-step explanation:
The humorist who popularized the fake holiday 'Talk Like a Pirate Day' is Dave Barry. He wrote for the Miami Herald for over 20 years.
"Talk Like a Pirate Day" was popularized by humorists John Baur and Mark Summers. They are often credited with creating this whimsical holiday, which encourages people to talk like pirates on September 19th each year. The idea started in 1995 and gained popularity, in part, due to the duo's association with the humor column they wrote for the Miami Herald.