The song's signature guitar part is said to have originated from a Morse code-like radio signal heard by Lamont Dozier, who collaborated with Brian and Eddie Holland to integrate the idea into a single.
The song's signature guitar part is said to have originated from a Morse code-like radio sound effect, typically used before a news announcement, heard by Lamont Dozier. Dozier collaborated with Brian and Eddie Holland to integrate the idea into a single.