That I Used to Know" (Radio Mix) – 3:33 "Somebody That I Used to Know" (Instrumental) —4:04 Digital download – Remix "Somebody That I Used to Know" – 4:33 7-inch vinyl single "Somebody That I Used to Know" – 4:04 "Bronte" – 3:13 CD single "Somebody That I Used to Know" – 4:04 "Easy Way Out" – 1:57 Credits and personnel Gotye – songwriter, producer, assistant mixer, recording, lead and backing vocals, guitar, synthesizer, xylophone, flutes, percussion, samples François Tétaz – mixer, engineer Lucas Taranto – bass guitar Kimbra – lead and backing vocals William Bowden – mastering Ralph Thane – remixer (Radio Mix) Frank De Backer – artwork (back and inside cover painting, handwriting) Kat Kallady – artwork (front cover painting) Credits adapted from "Somebody That I Used to Know" CD single liner notes. Charts Weekly charts Year-end charts Decade-end charts All-time charts Certifications and sales Release history Walk Off the Earth version In January 2012, Canadian indie rock group Walk Off the Earth uploaded a cover of "Somebody That I Used to Know" to YouTube. Their version uses a single guitar played simultaneously by all five band members. As of April 2012, the song had sold 187,000 units in the United States. Track listing CD single "Somebody That I Used to Know" – 4:08 "Somebody That I Used to Know" (Music video) – 4:25 CD maxi-single "Somebody That I Used to Know" – 4:08 "Money Tree" – 3:13 "Joan and Bobby" – 3:38 "From Me to You" – 1:48 "Somebody That I Used to Know" (Video) – 4:25 Charts Year-end charts Certifications Glee cast version The song was covered in the Glee episode "Big Brother" and performed by Darren Criss (as Blaine Anderson) and Matt Bomer (as Cooper Anderson). It sold 152,000 digital downloads in its first week of release and debuted on the Digital Songs chart at number 10 and the Hot 100 at number 26. Charts Mayday Parade version The alternative rock band Mayday Parade released a cover of this song featuring Pierce The Veil's lead vocalist Vic Fuentes for the fifth edition of the compilation album Punk Goes Pop, which features bands of the punk, alternative, and hardcore genres covering hit pop songs. Their cover became the first single from a Punk Goes... compilation album to chart on a Billboard chart, reaching number 18 on US Rock Songs. Alternative Press named their version as the