Homesick (MercyMe song)

"Homesick" is a song by Christian rock band MercyMe. Written by Bart Millard, the song is an expression of grief and longing that was written after the band experienced the deaths of nine people they were connected to in a short period of time. "Homesick" was included on MercyMe's third studio album Undone and was released as the second single from that album.

"Homesick" received positive critical reception, with some critics considering the song one of the best from Undone. "Homesick" was successful on both Christian and mainstream radio, peaking at the top on the Radio & Records Christian AC Indicator and Soft AC/INSPO charts, number 3 on the Billboard Hot Christian Songs and Hot Christian AC charts and the Radio & Records Christian AC chart, as well as peaking at number 9 on the Billboard Adult Contemporary chart. It was ranked at number 13 on the Billboard 2005 year-end Hot Christian Songs and Hot Christian AC charts, and at number 20 on the year-end Adult Contemporary chart.