Miley Cyrus' Breakout album debuted at #1 on the U.S. Billboard 200 chart with a first week sales of about 371,000 copies. As of July 31, 2008 Miley Cyrus' Breakout album was the 2nd-biggest sales week of the year for a female artist; Mariah Carey's E=MC² previously sold 463,000 copies in its first week.
"7 Things" was the first Miley Cyrus' single to be released from Breakout. Miley Cyrus single debuted at number 84 on the Billboard Hot 100. 2 weeks later of released, it rose 60 spots from number 70 to number 9.