Unterberger enumerates a number of ways in which the Beatles'recording differs from the originalm such as the Beatles playing the main riff on guitar, while on Alexander's recording the riff was played on piano.
Unterberger enumerates a number of ways in which the Beatles'recording differs from the originalm such as the Beatles. These Beatles are playing the main riff on guitar. The riff was played on piano. This was on Alexander's recording.