"Everything's Changed" is a song written by Richie McDonald, Larry Boone and Paul Nelson, and performed by American country music band Lonestar. It was released in June 1998 as the fourth and final single from their 1997 album Crazy Nights. Their ninth chart single overall, it was also the last single to feature bass guitarist John Rich, who left the band to pursue a solo career. The song peaked at number 2 on the Hot Country Singles & Tracks (now Hot Country Songs) chart, and number 95 on the Billboard Hot 100.