Ted Leo performs a Tiny Desk Concert on Oct. 23, 2017 (Claire Harbage/NPR). Claire Harbage/NPR hide caption

Ted Leo will release The Hanged Man on Sept. 8. Mindy Tucker/Courtesy of the artist hide caption

Clockwise from top left: U2, Neil Young, Weezer, Paula Cole. Courtesy of the artists hide caption

Aimee Mann and Ted Leo at the Pabst Theater in Milwaukee, the site of the very first show they played together. Benjamin Wick hide caption

Aimee Mann and Ted Leo of The Both, whose self-titled debut album comes out April 15. Christian Lantry/Courtesy of the artist hide caption

Aimee Mann and Ted Leo perform together as The Both at a Tiny Desk Concert in February 2014. Jim Tuttle/NPR hide caption

St. Vincent's Annie Clark recreates the pummeling sounds of Big Black, backed by the Dirty Projectors rhythm section. Wills Glasspiegel for NPR hide caption

Ted Leo and Aimee Mann join forces on a new album named for their collaborative songwriting project, The Both. Christian Lantry/Courtesy of the artist hide caption

Ted Leo and the Pharmacists. Shawn Brackbill hide caption

Emmylou Harris plays a show-closing performance at the XPoNential Festival. XPN hide caption

Ted Leo and the Pharmacists. courtesy of the artist hide caption

He's been assembling finely tuned pop-punk anthems for years, but Ted Leo sings "The Mighty Sparrow" as if it's his first day on the job. courtesy of the artist hide caption