However i wanted to make sure to share my new favorite geeky music experience. seanan_mcguire was great of course, but her new CD isn't out until later this year, so i only heard songs from her that i'd already heard before.
However during the talent competition there were a lot of lip synch routines, one of which was to an awesome parody song by the "Library Bards", called "All About That Space":
And because i feel bad about linking to someone else's YouTube video of their song, here's their actual site:
However it's worth pointing out that they have a lot more songs on their YouTube channel than they do for sale on their website, including another one i really like, "Princess is Captive":