Watch Supernatural Swan Song Season 5 Episode 22 Online Streaming Video this Thursday night at 9:00 p.m. May 13, 2010 only at The CW tv channel. To stop the Apocalypse, Dean and Sam have no choice but to make decisions that will change their lives forever and cost a friend's life. Don't miss the all new full episode of Supernatural Swan Song Season 5 Episode 22 (S05E22) Online Streaming.