JIM COOPER / Invision/AP 1 / 12
JIM COOPER / Invision/AP 1 / 12

A sad day for rock.

Sonic Youth's Kim Gordon and Thurston Moore have split up after 27 years of marriage, their rep confirms to Us Weekly

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"Sonic Youth, with both Kim and Thurston involved, will proceed with its South American tour dates in November," their rep said in a statement. "Plans beyond that tour are uncertain. The couple has requested respect for their personal privacy and does not wish to issue further comment."

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Married since 1984, Gordon, 58, and Moore, 53, have a 17-year-old daughter Coco.