Question: Which rock band was formed in Arizona, Sleep Room or Jimmy Eat World?
Related documents: [0]  [DOC] Sleep Room are an English alternative rock band from Reading, Berkshire who have attracted attention from Berkshire's music community Josaka and the BBC who have noted them for their original sound, epic soundscapes and emotive style. [END] 
[1]  [DOC] Jimmy Eat World is an American rock band from Mesa, Arizona, that formed in 1993. The band is composed of vocalist and lead guitarist Jim Adkins, rhythm guitarist and vocalist Tom Linton, bassist Rick Burch and drummer Zach Lind. As of October 2016, Jimmy Eat World have released nine studio albums, the last eight featuring the current lineup. [END] 
Answer: 
Jimmy Eat World
Jimmy Eat World