Kings of Leon
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Nashville, Tennessee, United States
Kings of Leon is an American rock band that formed in Nashville, Tennessee, United States in 1999, consisting of brothers Anthony "Caleb" Followill (lead vocals, rhythm guitar), Ivan "Nathan" Followill (drums, percussion, backing vocals) and Michael "Jared" Followill (bass guitar, backing vocals), with their cousin Cameron "Matthew" Followill (lead guitar, backing vocals). Each member of the family group is known by their middle name (second given name) as opposed to their first given name.
Biography by Last.fm, available under cc by-sa license.
Reading those lyrics, I've got two possible explanations: A) Either the narrator is a girl and he's speaking directly to her former gf or B) the narrator is speaking to a younger fellow, explaining things, encouraging him to act like he would have (and have in past) acted...