Dave B performs “Galaxy Defenders” at Piers 62/63 on the Seattle waterfront in our newest Bumbersession.

Looks like someone took “More cowbell” to its logical limit. Watch MGMT do “Your Life Is a Lie” on Letterman.

In case you were wondering, this video is from 2013, not 1973.

The Flavr Blue do “No Remedy” at Pacific Science Center. See more Bumbersessions at bumbershoot.org/video.

Bumbersessions return with Mark Pickerel at Chihuly Garden & Glass.

Cookie Monster parodies Icona Pop’s “I Love It” with a message of self-control in the face of delicious cookies.

Bumbersessions: The Maldives at Oxbow Park

Hometown heroes (and Bumbershoot alums) Macklemore & Ryan Lewis are joined by Tegan & Sara for a special rendition of “Same Love”.

Mary Lambert, who normally provides the hook, just released her spin-off cut "She Keeps Me Warm" and will perform at Bumbershoot this year as part of The Round 100.

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