chunk: In the final black-and-white sequence, prompted by the caller, Leonard meets Teddy in the motel lobby. Teddy is an undercover officer and has found Leonard's "John G," Natalieâs boyfriend, Jimmy Grantz (Larry Holden), and directs Leonard to the same abandoned building outside of town. When Jimmy arrives, Leonard strangles him and takes a photo of the body. As it develops, the black-and-white transitions to color, thus beginning the color sequences. Leonard swaps clothes with Jimmy, hearing Jimmy whisper "Sammy." As Leonard has only told Sammy's story to those met, he doubts Jimmy is the attacker. Teddy arrives and asserts that Jimmy was John G. But when Leonard is not convinced, Teddy reveals that he helped Leonard find and kill the real attacker over a year ago, and he has been having Leonard kill troublesome people for him ever since. Jimmy was a police officer who was investigating them. Teddy points out that since "John G" is a common name, he will continually forget, beginning