User blog comment:EmpyreanSmoke/Supernatural Q&A/@comment-27006668-20151030180748/@comment-24834479-20151030224712

1. He didn't literally go to Hell, he just joined Hell's team

2. You can kill your self as a human, but not a demon.

3. It's very possible he is in the same body.

Please, stop answering other propels questions. Thank you.