Finish the first line of Elton John's "Crocodile Rock"

Elton John's "Crocodile Rock" became his first number-one single in the United States in 1973, launching him into superstar territory with what he later called "disposable pop" (but I call pure nostalgia). The track was deliberately crafted to capture the spirit of early rock and roll, and it opens with a wistful line that sets the whole nostalgic tone. Can you finish the first line of "Crocodile Rock":

"I remember when rock was young..."