Kate Nash, Emmy the Great and others perform the Buffy the Vampire Slayer musical episode, Once More with Feeling.
How I Wrote is a series of videos from The Guardian where musicians perform a song after talking about it a little bit. Among the artists who've taken part are Rufus Wainwright, Kristin Hersh, Corinne Bailey Rae, Laura Marling, Keren Ann, Patrick Wolf, Elbow, Gruff Rhys, Warpaint, Cee Lo Green, Antony and the Johnsons, P. J. Harvey and Emmy the Great, who sings a song about the Royal Wedding, appropriately enough for today (though I suppose the Cee Lo Green song is appropriate too).
The Brighton Port Authority was a shadowy musical project lasting from the early 1970s and lasting until the mid 90s, or so it's rumored. The tapes from this project have recently been found and are slowly being released. [more inside]