How do you get music on Animal Crossing

On Saturday, from 8:00PM on animal crossing go to the Roost, wich is located at the Museam where the coffe bar is he will be in there, speak to him, if you want a random song say you pick, if you say my mood, he will do something to make you feel good no matter what mood you are, if you say i know a song! you have to enter one.
Here are a few songs to enter-you must enter them exactly as they are here.
K.K. MetalK.K. DixieK.K. RockabillityMountain Song
Here is a secret song i know, its very gentle and calmStale cupcakes
and that's enough to get you started if you do it every time you shoiuld start to build up on them.
Once you have a tape of one, go to your house, a radio or somehting press C when facing it then click add music then click on the song icon in your pockets then click on the song in radio than play and you're all done!