61016
It has also been worn by international celebrities , such as Britney Spears and Jessica Alba , and athletes , such as tennis player Venus Williams and football player Hines Ward .
 Britney Spears, Jessica Alba, Venus Williams, Hines Ward
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:
 Britney Spears, Jessica Alba, Venus Williams, Hines Ward