If this is a theme week, best have a post every weekday of it. Proving that they were sometimes on shaky ground with rock and roll, quite the inverse of their single's statement, here's a Pan's interpretation of Johnny B Goode from their 1973 Two Ronnies residency.
It's also been noted that Monday was Louise's birthday. Rest assured everyone at this end is gyrating their abdomen while kneeling on some scatter cushions in tribute. (It's also Sue's birthday on Sunday, but I haven't thought of anything for that)