sentences:  Headstrong (Ashley Tisdale album)
  
  Headstrong is the debut studio album by American singer Ashley Tisdale, released on February 6, 2007, by Warner Bros. Records.Tisdale began working on the project after the first installment of "High School Musical" (2006), and after she had achieved the feat of being the first female artist to debut with two songs on the "Billboard" Hot 100.