500 Keys/Gags

==Title Screen Gag==
800px-500 Keys - title screen.png
==Billboard Gag==
Screen Shot 2017-04-05 at 11.37.30 AM.png
==Chalkboard Gag==
500 keys chalkboard.PNG
500KeysGag(OriginalShot).jpeg
== Lisa's solo==
暴风截图20141913973703.jpg|Lisa plays the violin 
==Couch Gag==
Couch gagnumber8.png