我已经八辈子没吃过饭

Meaning

Same meaning as "it reached" (届到了). Originates from the famous theme song "Todokanai Koi" (Unreachable Love) from the Japanese anime "White Album 2". "Todoku" means "to reach/convey" in Japanese. Fans of "White Album Studies" often comment "it reached" when confessions are successful.