The sound of the crowd was so deafening that none of The Beatles ( or anyone else ) could hear what they were playing .
The crowd noise was such that security guards can be seen covering their ears as The Beatles enter the field .
The sound of the crowd was so deafening that none of The Beatles ( or anyone else ) could hear what The Beatles were playing .
The crowd noise was such that security guards can be seen covering their ears as The Beatles enter the field .