Stargate SG-1 Easter Egg - O'Neill with Two L's

In the episodes Secrets, season 2, Jack O'neill tells a reporter, "That's O'Neill, with two L's. There's another Colonel O'Neil with one L. He has no sense of humor." He was refering to the Jack O'Neil in the movie Stargate (1994) which was played by Kurt Russel who was very serious.