She then performed at Nashville's songwriters' venue, The Bluebird Café, catching the attention of Scott Borchetta who signed her to his newly-formed record label, Big Machine Records. She also became the youngest staff songwriter ever hired by the Sony/ATV Tree publishing house, her's first single, "Tim McGraw", was released to radio in mid-2006 and reached number 6 on Billboard's Hot Country Songs chart during the week of January 27, 2007. she said, "I wrote the song in my freshman year of high school. I was dating a guy who was about to go off to college. I knew we were going to break up so I started thinking of all the things that I knew would remind him of me.