Answer:
Giggles.
Step-by-step explanation:
The Summer Silliness Party, as the name itself suggests the involvement of fun and joy with activities like balloon dodging, tossing raw eggs and other comical acts full of pleasure. Thus, the font that would best fit the comical and amusing mood is "Giggles" as this is a handwritten typeface made only for fun and social media which further has two classifications as regular and scratched. It includes hundreds of colors, effects, images, logos that would complement the mood of the party. Thus, giggle font would catch the eye and suit the occasion.