Marvel Comics date. But by the end of the decade, Marvel's fortunes were reviving, thanks to the rise of direct market distribution—selling through those same comics-specialty stores instead of newsstands. Marvel ventured into audio in 1975 with a radio series and a record, both had Stan Lee as narrator. The radio series was Fantastic Four. The record was "Spider-Man: Rock Reflections of a Superhero" concept album for music fans. Marvel held its own comic book convention, Marvelcon '75, in spring 1975, and promised a Marvelcon '76. At the 1975 event, Stan Lee used a Fantastic Four panel discussion to announce that Jack
Captain Marvel (DC Comics) adventures feature him as a solo hero, he also fought evil on a regular basis accompanied by several other kids who share his powers to make up a superhero team called the Marvel Family (later referred to as the "Shazam Family" due to the issues DC Comics faced over the "Marvel" and "Captain Marvel" trademarks). The first members of the family, introduced in "Whiz Comics" #21 (Sept. 1941) and used sparingly afterwards, were the Lieutenant Marvels: three other boys from various parts of the United States who are also named "Billy Batson" and discover that, if they all say "Shazam!"