Respect to Fighting Gravity and The Glitch Mob
1st:
http://www.youtube.com/watch?v=c5CqE3rPxEY
2nd:
http://www.youtube.com/watch?v=YYHAAq4RUOE
3rd:
4th: Sorry I can't find a good one, its the one with justice. I personally don't think it was that good in the first place haha
Finals:
http://www.youtube.com/watch?v=IVIHSpO43J4
Master (all acts):
http://www.youtube.com/watch?v=CW2XWcW6PbA