On October 12, Haley and Mia from One Tree Hill will head over to Life Unexpected in a special crossover episode.
They'll show up in Portland for a radio show concert hosted by Ryan, during which Haley and Cate bond over their similar pasts. Now, The CW has confirmed an appropriate guest star for the installment:
Sarah McLachlan will cameo as herself, performing the single "Forgiveness" at the event.
One Tree Hill and Life Unexpected both premiere new seasons on Tuesday, September 14. TV Fanatic will cover each show in depth.