She was the silliest girl in the school.
no if they did that would be the silliest thing in the world!
Alright, this website is the most stupidest, silliest, unprofessional, and most complicated 'Research Website' (Or so they call it) that I've ever been on.
The silliest song is the OBAMA song.
Your grammar, obviously.
NO!!!! Joe Jonas is the silliest one,although Kevin is super silly on their show JONAS !!!