Lead vocal: John's girlfriend Mari Jones; Charles Brown had left the band.
Little Richard [clearly inspiring Jenny Jenny, co-crediting Enotris Johnson, who also cowrote Long Tall Sally]
Jerry Lee Lewis [idem]
Mitch Ryder & The Detroit Wheels [as Jenny Take A Ride in medley with C.C. Rider]
Delaney & Bonnie [with Eric Clapton]
Shakin' Stevens [all as Jenny Jenny]