Up and coming Portland rock band Greylag performed live in opbmusic's studios. OPB hide caption

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Greylag, 'Arms Unknown' (Live)

The band's moody, autumnal "Arms Unknown" receives a welcome jolt of gritty electric guitar.

Meatbodies, performing live in the KEXP studio. Matthew B. Thompson/KEXP hide caption

itoggle caption Matthew B. Thompson/KEXP

Meatbodies, 'Mountain' (Live) KEXP-FM

The band lifts the riff-heavy "Mountain" from sludgy depths into a woozy, psychedelic headspace.

Parquet Courts' members perform live at Pickathon's Woods Stage. Alicia J. Rose/Courtesy of Pickathon hide caption

itoggle caption Alicia J. Rose/Courtesy of Pickathon

Parquet Courts, 'What Color Is Blood' (Live)

Watch the band play "What Color Is Blood" on a stage made of trees at Oregon's Pickathon festival.

Lisa Mitchell performs live for Morning Becomes Eclectic. Alex Pieros/KCRW hide caption

itoggle caption Alex Pieros/KCRW

Lisa Mitchell, 'Wah Ha' (Live) KCRW-FM

Watch the Australian singer perform the soft, airy folk-pop song "Wah Ha" live in the studio.

Alvvays performs live in the KEXP studio. Brittney Bollay/KEXP hide caption

itoggle caption Brittney Bollay/KEXP

Alvvays, 'Archie, Marry Me' (Live) KEXP-FM

The Toronto band channels an eternally appealing throwback pop-rock sound in "Archie, Marry Me."

Trentemøller performs live on KCRW's Morning Becomes Eclectic. Libby Pierson/KCRW hide caption

itoggle caption Libby Pierson/KCRW

Trentemøller, 'Come Undone' (Live) KCRW-FM

In "Come Undone," the Danish producer interacts with his band in organic, purposeful ways.

Angel Olsen performs at the 2014 Pickathon Woods Stage. Alicia J. Rose/opbmusic hide caption

itoggle caption Alicia J. Rose/opbmusic

Angel Olsen, 'Stars' (Live)

Olsen showcases her agile voice before an enthralled audience at the Pickathon 2014 Woods Stage.