Beyonce, Gisele and Other Celebs Dress Up for Halloween

— -- Monday was All Hallows' Eve and there were millions of trick-or-treaters dressing up around the country.

Celebrities were no different and dressed up just for fun, or to go candy hunting with their kids.

Some of the pics are spooky, while others are downright adorable.

Here's a look.

Beyonce and Jay Z went all out.

Liev Schreiber made sure his kids had looks that would kill.

Paris Hilton went as Tinkerbell.

Gisele dressed up as Luigi, with her son as Mario.

Here's more.