I added some Ganon's and friends' neat comments to the SMBX sounds making playing much more irritating fun. I also included lots of other YTP cliches classics.
Screenshots:
How to use
Put the original sound folder somewhere else. The ZIP archive that you downloaded has that same sound folder with the new sounds. Put it on the original sound folder's place so SMBX uses its sounds instead.
Download
Laugh and enjoy.