The late 70s saw the birth of the "summer blockbuster," specifically targeted at the teenage demographic.
Arts, Entertainment & Culture in the U.S. in the 1970s - Study.com teens porn 70s
In the 1970s, teen entertainment was defined by a shift toward grittier, more realistic media and a "free-range" social life that existed entirely offline. Without the internet or mobile phones, social life revolved around physical "third places" like malls, record stores, and local diners. The late 70s saw the birth of the
: Hard rock and heavy metal led by Led Zeppelin , Black Sabbath , and Deep Purple . and Deep Purple .