"Coral Q no Henkei Taisō" (コーラルＱの変形体操, lit. Coral Q's Transformation Exercise) by Command Q, from the album Konjiki no Gash Bell!! Character Song Series: Gag Song Collection
Appears on these pages
Koral Q (コーラルＱ, Kōraru Q, also "Coral Q" but translated as "Koral Q" in the English Viz manga...