1978
The participants in the Up series were 21 years old. Disco reigned supreme, and the world's first "test-tube baby"--Louise Brown--was born. Jimmy Carter was the president of the United States and James Callaghan was the prime minister of England. Music from Grease and Saturday Night Fever dominated the charts, The Deer Hunter won the Academy Award for Best Picture and theatergoers made Annie Hall and Animal House two of the year's most popular films.