If you don't know who I'm talking about check out here: http://en.wikipedia.org/wiki/The_National_%28band%29
I consider them as best rock band, right after U2. They're just amazing...
I'll let few videos do the talk:
About Today (live) - my favorite, listen to the whole performance, how guitars just explode, fantastic.
Or this one, same song, performed in Zagreb, Croatia. Look what is this man doing to his violin at ending

"Mistaken for Strangers" and "Slow Show":
Fan-made video for "Daughters of the SoHo riots":





