2399
He is also a guitarist and vocalist for the punk rock band Pinhead Gunpowder and provides lead vocals for  Green Day  's side projects  Foxboro Hot Tubs  and The Network .
 Green Day, Foxboro Hot Tubs
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 Green Day, Foxboro Hot Tubs