Conversation so far:
Where were the abbey road rehearsals?
The Beatles first taped 25 takes of the song at EMI's Abbey Road Studios in London.
Are there any other interesting aspects about this article?
Harrison was increasingly allowed little room to develop ideas on McCartney compositions, whereas he was free to create empathetic guitar parts for Lennon's songs of the period.

Question: Who did they rehearse with?
Self-contained rewrite: Who did The Beatles rehearse Hey Jude with?