Suggestions by @profchocolatecake

Freddy Got Fingered

as April Fool's Day in Best movies for each holiday

Score: +1

Ferris Bueller's Day Off

as April Fool's Day in Best movies for each holiday

Score: +1

Jackass: The Movie

as April Fool's Day in Best movies for each holiday

Score: +2

My Bloody Valentine (1981)

as Valentine's Day in Best movies for each holiday

Score: +1

The Graduate (1967)

as Wedding in Best movies for each holiday

Score: +1

Bride of Frankenstein (1935 film)

as Wedding in Best movies for each holiday

Score: +1

Shrek

as Wedding in Best movies for each holiday

Score: -3

Cinderella

as Wedding in Best movies for each holiday

Score: +2

Four Weddings and a Funeral

as Wedding in Best movies for each holiday

Score: +1

Corpse Bride

as Wedding in Best movies for each holiday

Score: +2

Santa Claus Conquers The Martians

as Christmas in Best movies for each holiday

Score: +1

Home Alone 2: Lost in New York

as Christmas in Best movies for each holiday

Score: +4

The Muppet Christmas Carol

as Christmas in Best movies for each holiday

Score: +4

Miracle on 34th Street (1947)

as Christmas in Best movies for each holiday

Score: +2

Edward Scissorhands

as Christmas in Best movies for each holiday

Score: +2

Gremlins

as Christmas in Best movies for each holiday

Score: +3

Joyeux Noël

as Christmas in Best movies for each holiday

Score: +1

A Charlie Brown Christmas

as Christmas in Best movies for each holiday

Score: +2

Silent Night, Deadly Night

as Christmas in Best movies for each holiday

Score: +1

The Nightmare Before Christmas

as Halloween in Best movies for each holiday

Score: +3