"I'll be back" is a catchphrase associated with Arnold Schwarzenegger. It was made famous in the 1984 science fiction film The Terminator. The line was placed at No. 37 on the American Film Institute's 100 Years... 100 Movie Quotes. It has been used in many of his later films.
See also: I'll Be Back (song), I'll Be Back (disambiguation), Arnee and the Terminaters, Who (album), Hey, I'm Just Like You, and Stars on 45 (song).