As Paul/John sing "Remember to let her under your skin", John shouts "Got the wrong CHORD", not just "Ohhh" - the last word sticks out more than the previous 3. If you count 1-2-3-4 through this section, you get
1 2 3 4 1 2 3 4 1
P/J: skin Then You Be Gi In
J: Got the Wrong Choooorrd F**king Hell
Michael Patrick observes that George lets out an unchoreographed "aah" at this point, this may be the word "chord". However, just after "begin" there is some form of edit, which causes a noticeable brightening of the left channel. Maybe there is a mistake in the instrumental here too, which was hidden by the edit?. Expletive also heard as "Need some help","Ok Now","Take it out" ...