Kevin performing at Halloween Costume Carnival in West Hollywood

The annual Halloween Costume Carnaval turns Santa Monica Boulevard into one big monster bash. The street party runs from 6 p.m. till midnight on Halloween, with costumes, food and drink and live entertainment (Kevin Federline, Paula Deanda, Rose Royce, Better than Ezra and Tiffany) on three stages. Half a million people are expected to attend.

Credit: Mercury News