Final answer:
The Beach Boys' "Good Vibrations" was innovative due to its modular recording method, use of novel instruments like the electro-theremin, and its complex production process blending multiple music styles into the rock and roll genre.
Step-by-step explanation:
The Beach Boys' "Good Vibrations" was a groundbreaking recording that featured several unique elements making it distinct within the rock and roll genre. This 1966 hit is often considered one of the most influential pop music creations of the 20th century. Good Vibrations utilized unconventional recording techniques for the time, such as modular recording and the use of novel instruments, particularly the electro-theremin.
The modular recording approach involved recording various sections of the song separately and then piecing them together to form the final track, akin to a musical collage. This method was unprecedented in popular music and allowed for a level of complexity and experimentation that was rare at the time. Furthermore, the Beach Boys incorporated a diverse range of musical styles into the recording, including elements of psychedelic rock, which contributed to its unique sound that was a departure from the Surf Rock that had defined their earlier work.
Lastly, the production of "Good Vibrations" was incredibly intricate, reportedly taking over 90 hours of studio time to craft and involving numerous session musicians and engineers. The resulting song was a masterpiece of sonic texture and an embodiment of the innovative spirit of music in the 1960s.