13391
The song " Thanks for the Memory " , written for the February 1938 film " The Big Broadcast of 1938 " by Leo Robin and Ralph Rainger and performed by Bob Hope and Shirley Ross had proved very popular .
 Leo Robin, Ralph Rainger, Bob Hope, Shirley Ross
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Leo Robin, Ralph Rainger, Bob Hope, Shirley Ross