The fan theory that Scrubs and Malcolm in the Middle share a universe, popular around 2022, suggests that Bryan Cranston’s characters, Sam Dorian and Hal Wilkerson, are connected. While sharing similar eccentric personalities and a "two families" narrative, the theory requires ignoring the timeline discrepancy, as Sam passes away in Scrubs while Malcolm in the Middle was still airing. More information is available on Gettotext.com.