YOU SAID:

Im laughing this is funny

INTO JAPANESE

これを笑って Im は面白い

BACK INTO ENGLISH

Laughing at this, I'm funny

INTO JAPANESE

この時に笑って、面白いですよね

BACK INTO ENGLISH

Laughing at this time and is interesting

INTO JAPANESE

この時点で笑って、面白いです

BACK INTO ENGLISH

Laughing at this point, it is interesting

INTO JAPANESE

この時点で笑って、それは興味深い

BACK INTO ENGLISH

Laughing at this point, it is interesting