Tegan and Sara Eluvier Acosta/Courtesy of the artist hide caption

Tegan and Sara
Tegan and Sara. Their new album, Hey, I'm Just Like You, is on our shortlist of the best new albums out on Sept. 27. Courtesy of the artist hide caption
Identical twins Sara (left) and Tegan Quin began making music together as teenagers. Farrar, Straus & Giroux hide caption
Tegan And Sara Find Pain — And Unexpected Joy — In 'High School'
Summer doesn't last forever, but it's always summer if you have roséwave in your heart. Emily Bogle/NPR hide caption
Tegan and Sara perform in 2016 in Australia. Photo Illustration: Mark Metcalfe/Getty Images and Angela Hsieh/NPR hide caption
Kali Uchis performs onstage during the 2018 Coachella Valley Music And Arts Festival on April 20, 2018 in Indio, California. Rich Fury/Getty Images for Coachella hide caption
Tegan (left) and Sara Quin perform at Coachella in 2008, following the release of the duo's fifth album, The Con. Tegan and Sara are celebrating the 10th anniversary of The Con with a tour and an album of covers performed by musicians influenced by the original album. Kevin Winter/Getty Images hide caption
"Matthew's music has always been my go-to for late night bus rides in headphones and I still geek out that we made this together!" Sara Quin says of her collaboration with Matthew Dear. Chris Arace, Pamela Littky/Courtesy of the artists hide caption
Sara and Tegan Quin as they appeared in The Con's liner illustrations by Emy Storey. The 2007 album marked a critical turning point for the sisters and a touchstone for like-minded artists to follow. Emy Storey/Courtesy of the artist hide caption
Clockwise from upper left: Arcade Fire by Guy Aroch, Tegan And Sara, Shovels & Rope by Leslie Ryann Mckellar, HAIM by Tom Beard Courtesy of the artists hide caption
Tegan and Sara perform on The Current. Nate Ryan/The Current hide caption
Twin sisters Tegan and Sara Quin have been writing songs since they were 15 and independently released their first full-length album in 1999. Since then, they've produced seven studio albums. Courtesy of the artist hide caption
Clockwise from upper left: Tegan and Sara, Owen Pallett of Final Fantasy, Alessi's Ark, Fatoumata Diawara Courtesy of the artists hide caption
Tegan and Sara, Live In Concert: Newport Folk 2011
Clockwise from upper left: Ramblin' Jack Elliott, Wanda Jackson, Tegan and Sara, Trombone Shorty. hide caption