Complex sentence: In 2002, Trainwreck were formed, but just as an occasional band with JR Reed on vocals, Kevin Weisman on drums and Gass as guitar and played their first concert at Highland Grounds in Los Angeles on the 2nd of August 2002.
Split into simpler sentences: In 2002, Trainwreck were formed, but just as an occasional band with JR Reed on vocals, Kevin Weisman on drums and Gass as guitar. Trainwreck played their first concert at Highland Grounds in Los Angeles on the 2nd of August 2002.