The answer is to become interested in or engaged in something
Answer:
This is considered Celebrity Endorsement.
Explanation:
Essentially, the celebrity is a well-known individual, thus many people will follow their trail and listen to the same radio station.
If you read the book you will understand! :D
The D-Day invasion was perhaps the most single important event of WWII because it put Allied troops in Europe and contrained German forces between France and Russia effectively leading to the end of the war.