66064
The brand became an icon of the 1970 s , worn by Paul McCartney and Freddie Mercury among others , and was also used as prescription eyeglasses .
 Paul McCartney, Freddie Mercury
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Paul McCartney, Freddie Mercury