Phillip Phillips’ “Home” tops the 4 million mark this week. It’s the second song by an American Idol alumnus to reach that milestone. It follows Kelly Clarkson’s “Stronger (What Doesn’t Kill You),” which has sold 4,167,000.
Most smash songs (particularly those that hit #1) usually are selling 10-15K weekly, and she gets a lot of recurrent airplay. Not to mention, the song shot back into the top 30 on iTunes after the Grammys.