Some of the performers at SXSW 2011, including Billy Gibbons, the Foo Fighters, The Strokes, and more. Photos by Arnold Wells.

"Country artist and songwriter Robert Earl Keen strummed his custom Collings OM2H, while bassist Bill Whitbeck holds down the low end on a Danelectro Longhorn bass at the Lost Highway Records 10th Anniversary Showcase at the Austin City Limits venue at the Moody Theater."