Crazy Crazy

Crazy Crazy may refer to:


 * "Crazy Crazy" (Gen Hoshino song), a song by Gen Hoshino from the double A-side single "Crazy Crazy" / "Sakura no Mori"
 * "Crazy Crazy" (Yasutaka Nakata song), a song by Yasutaka Nakata featuring Charli XCX and Kyary Pamyu Pamyu from the double A-side single "Crazy Crazy" / "Harajuku Iyahoi"