KEXP 90.3 Interview:

Part I.
Part II.
Part III.
Part IV.

"NPR.org, August 3, 2007 · Canadian twin sisters Tegan and Sara Quin began performing together at an early age, moving from high-school punk bands to an eventual deal with Neil Young's record label. Hear Tegan and Sara perform a concert from WXPN and World Café Live in Philadelphia." [link].