Maroon 5 is an American rock band formed in 2002 in LA. They released their hit song "Makes Me Wonder" in 2007 as part of their album "It Won't Be Soon Before Long". The song reflects the lead singer Adam Levine's feelings after a relationship went wrong. It explores themes of doubt, confusion, and wondering if he truly cared about his former partner. The lyrics describe the physical pleasure of the relationship but also the pain that followed.