The Stepped on a Cat/The Flea Waltz Record(US) is a record introduced in Nintendogs + Cats. It can be bought from the BARC shop for $35 once it has been unlocked with 8,200 Owner Points or by playing 27 days. The record's melody is the tune of The Flea Waltz played at a faster tempo on the piano. Later in the tune of the record, the tempo increases once more.
3DS (NTSC): "It's a kitty and puppy jam! -Composer unknown"
3DS (PAL): "Kitten and puppy singing frenzy! -Composer unknown"