Sigma performing at Chicago's Congress Theater during Rusko's Spring Tour Song1: ??? Song2 @ 1:44 : ??? Song3 @ 4:33 : Zedd - Slam The Door Song4 @ 5:42 : ??? If anyone knows the names of these songs it will be greatly appreciated if you drop the name in the comments. Thank You! Enjoi:) -- More live Sigma and other live event videos on my channel. Just click my name and/or subscribe to my channel to check em out. More videos will be added as soon as I go to another show;)