YOU SAID:
narwhals, narwhals, swimming in the ocean causing a commotion cos they are so awesome
INTO JAPANESE
narwhals、narwhals、彼らはとても素晴らしいです騒動cosを引き起こす海で泳ぐ
BACK INTO ENGLISH
narwhals, narwhals, they swim in the ocean causing a cry cos they are so wonderful
INTO JAPANESE
narwhals、narwhals、彼らは海に泳ぎ、彼らはとても素晴らしい泣き声を引き起こし
BACK INTO ENGLISH
narwhals, narwhals, they swam to the sea and they caused a very nice crying
INTO JAPANESE
narwhals、narwhals、彼らは海に泳いだと彼らはとても素敵な泣き声を引き起こした
BACK INTO ENGLISH
narwhals, narwhals, they swam to the sea and they caused a very nice crying
That didn't even make that much sense in English.