Possible Clues:

• ''You can leave now''
• Band that hit YouTube with the treadmill-choreographed video
• 'Your turn'
• Chicago band whose one-take 2005 video was choreographed and filmed in their backyard
• Chicago/L.A. rock band famous for viral videos
• Rock band known for quirky, viral videos
• "Your turn"
• "A Million Ways" band
• Band with 'This Too Shall Pass' and other viral video hits
• 'Start running ... now!'