I went along on a Scarlet Monastery run as Blackbird (37 droooood) yesterday, the only non-Annexation of Sylvanas guild member there, as they needed a healer. I asked if we could do the Library, but it was shot down and all we ended up doing was an Armory run (the sole piece of SM where nothing I need drops).
(By the way, Annexation of Sylvanas is like the crux of dumbassery on the Horde side. Almost every single instance I run seems to have a member in it, and they're always frighteningly stupid. The fact that there were four on this run means three times the idiocy, because the mage was incredibly competent and nice and I felt sorry for her.)
What proceeded can only be described as
On the upside, I walked out with some BoE blue robes. I guess that makes up for the screaming retardation and sexual harrassment.