The Album is Flyleaf.
Flyleaf - album - was created in 2005.
"Memento Mori" is the second studio album by Flyleaf.
As of March 2010, Flyleaf's newest album is called "Memento Mori."
Technically speaking, in 2003, Flyleaf released an EP while they were under the name Passerby. Flyleaf's demo album came out in 2004. Their first real album came out in 2005, self-titled.
The song "Cassie" was on one of the albums that Flyleaf released when they were still known as Passerby. It first came out on the Broken Wings (EP) album by Passerby. The first time it was featured by Flyleaf was on the Flyleaf (EP) album.
The sing "Again" by flyleaf is featured on their album Memento Mori (2009)--a latin phrase meaning Be Mindful of Death.
Yes, Flyleaf became popular in mainstream when their debut album went platinum.
Flyleaf is realeasing another studio album sometimes this year, 2009. Here is a link where they talk about there new album: http://www.youtube.com/watch?v=0r9BGBYQ5qE
Flyleaf's debut album reached platinum success, in the year 2008, I believe.
Flyleaf - EP (2005) Flyleaf (LP) (2005) Flyleaf (Bonus Track Special Edition) (2007) It's also featured on a few other compilation albums.
August/September 09.