Unfortunately, I do not have a list of songs, but I do have a video to showcases the mod which is shown above.
To install, you just need to extract the .zip into SteamApps\common\killingfloor2 and say yes to overwrite the files.
To uninstall, simply verify the Killing Floor 2 cache on Steam and it will re-download the default files.
You WILL need to disable the Music Vocals as the vocal vers...
This mod are replacing default track (Pandemic) on Track from The Summer Sideshow event(Steps Right Up)
Put the file here: killingfloor2\KFGame\BrewedPC\WwiseAudio\Windows