Chester Bennington will sing on an unreleased track from Linkin Park.

If you thought you already heard all the music of Linkin Park well not yet,  because they are releasing an unreleased single and guess what Chester Bennington's voice is included.

The upcoming track, titled "Lost," was first teased via a series of cryptic messages shared on the band's social media accounts and will commemorate the band's 2003 album Meteora's 20th anniversary. It'll be available on Friday.

The band teased the big announcement with an 18-second teaser video on social media, which shows a man wearing a gas mask spray painting the camera black while the words "New Linkin Park Music" appear center screen. with a caption

“Lost,” a new, never-before-heard song from the Meteora archives. Out Friday, February 10th. http://lprk.co/lostpresave