In which year was the original "Star Wars" released?

In which year did The Beatles first appear on "The Ed Sullivan Show"?

"Happy Days" and "Grease" were nostalgic celebrations of the culture of which decade?

In which decade did the documentary "Super Size Me" and the widespread debate about fast-food health impacts emerge?

In which year did "Gangnam Style" become the first YouTube video to reach one billion views?

In which decade did reality TV explode with shows like "Survivor," "American Idol," and "Big Brother"?

In which year did the Ice Bucket Challenge sweep social media?

Boy band mania, with groups including the Backstreet Boys and the Spice Girls, dominated pop culture in which decade?

The original iPhone launch, the rise of streaming, and the dominance of social media defined which decade in popular culture?

In which decade did the hula hoop craze sweep the United States?