Kasem is a term that can refer to various subjects, but it is often associated with the popular radio personality and music countdown host, Casey Kasem. He was known for his engaging voice and ability to connect with listeners while presenting music charts and stories behind the songs. His most famous show, American Top 40, debuted in 1970 and became a staple of American radio. In addition to his radio career, Kasem was also an actor and voice artist, lending his voice to characters in animated series, including Shaggy from Scooby-Doo. His contributions to the entertainment industry have left a lasting impact, making him a beloved figure in American pop culture.