35916
Van Morrison ( who also cancelled ) said in an interview that he and Clapton were to do a " couple of songs " , but that they would do something else together at " some other stage of the game " .
 Van Morrison, Clapton
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Van Morrison, Clapton