All four...
John to write a song about living in darkness.
Paul to argue that he contributed 50% to the light bulb change.
George to complain that his light bulbs are never considered.
Ringo to actually change the light bulb.How many of the Beatles would it take to change a lightbulb?I love this joke!How many of the Beatles would it take to change a lightbulb?OH yeah!!!!How many of the Beatles would it take to change a lightbulb?lolHow many of the Beatles would it take to change a lightbulb?This one is good !How many of the Beatles would it take to change a lightbulb?Strawberrie fields forever!How many of the Beatles would it take to change a lightbulb?...Actually, it would just take the two remaining ones these days...How many of the Beatles would it take to change a lightbulb?insects cant change light bulbs ahahahahahaHow many of the Beatles would it take to change a lightbulb?lol thats funnyHow many of the Beatles would it take to change a lightbulb?Da Beatles