K.K. Parade
From Nookipedia, the Animal Crossing wiki
K.K. Parade is a K.K. song that has parade-like drums and the traditional parade music melody. Roald, Bea, Ace, Penny, Pietro, and Lolly play this song in their houses. Before Rod was introduced in Doubutsu no Mori e+, Penny was on the album cover. Rocket, Phoebe, Pinky, Ava, Hopper, Sally, Joey, Kapp'n, Frita, Mitzi, Tortimer, Vladimir, Dizzy, Rod and Puddles are introduced in the current version of the cover.
The K.K. Parade Animal Crossing e-card