YOU SAID:

at a party there is this guy dressed up as a giant yellow banana

INTO JAPANESE

パーティーで巨大な黄色いバナナの格好をした男がいる

BACK INTO ENGLISH

There's a guy at the party dressed as a giant yellow banana.

INTO JAPANESE

パーティーに巨大な黄色いバナナの格好をした男がいる。

BACK INTO ENGLISH

There's a guy at the party dressed as a giant yellow banana.