As in "Your brother is entertaining", it would be "Tu hermano es divertido".
If you want to imply "your brother is strange", it would be "Tu hermano es raro".
You would say 'you're too funny' in Spanish as "a su gracioso'.
Comíco
Very funny- Muy cómico
he is not real so u cant say hes funny
You say, "Eso es chistoso."
No es divertido
Soy es grascioso
eso es gracioso
El era gracioso.
Heso no fue chistoso
Ellos son divertidos.
A veces divertido.