The second of five performances from the Foo Fighters on the Late Show with David Letterman featured Ann & Nancy Wilson of Heart.

They played the Heart song " Kick It Out." On Monday the were joined by Zac Brown covering Black Sabbath's "War Pigs."

Like Brown, Ann and Nancy Wilson will be featured on the band's new HBO series, Foo Fighters Sonic Highways, which premieres Friday. It documents the recording of the Sonic Highways album, which will be released November 10. The Foo Fighters plan to release the first song off that album on Thursday.

Earlier on Tuesday night's episode of the Late Show, all of the members of the Foo Fighters were involved in a brief sketch in which a Batman-like "Foo signal" was flashed and an alarm sounded.

There was some other Foo news that came to light yesterday too.

In addition to playing a full week of shows on The Late Show with David Letterman, the debut of their HBO documentary on Friday and a concert live-stream immediately following that debut, Foo Fighters have announced that they will release the first song off their new album, Sonic Highways, this Thursday, Octcober 16.

"The rumors are true…this Thursday you'll hear the first song on our new album," reads a tweet from the band's Twitter account.

The documentary series, Foo Fighters: Sonic Highways, premieres Friday, October 17, on HBO at 11 p.m. ET.  The series will follow the band as they travel from city to city interviewing other musicians and recording the album Sonic Highways, which will be released November 10.  A live-stream of their Chicago show will take place on Facebook at 11:59 p.m. after the first episode concludes.

Watch "Kick It Out" From Letterman here.