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In November 2009 , he previewed an hour solo show " The Awkward , In-Between Stage " and was the support act for Maeve Higgins " Blabbing Away " national tour in 2010 , followed by dates for Tommy Tiernan in August and closing out 2010 on PJ Gallagher 's tour in December .
 Maeve Higgins, Tommy Tiernan, PJ Gallagher
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Maeve Higgins, Tommy Tiernan, PJ Gallagher