YOU SAID:
I have a lot of fun and stuff to do
INTO JAPANESE
私は楽しくやりたいことがたくさんある
BACK INTO ENGLISH
I have a lot of things I want to do happily
INTO JAPANESE
私は幸せにやりたいことがたくさんある
BACK INTO ENGLISH
I have a lot of things I want to do happily
That didn't even make that much sense in English.