Yes, Hollywood Casino at Penn National Race Course is open on Christmas Day! This popular gaming and entertainment destination offers something for everyone, with over 2,500 slot machines and live harness racing. The casino floor is open from 9am to 2am, so you can enjoy all your favorite games throughout the day and into the night. There's also plenty of great dining options available, so you can fuel up for your gaming session or grab a bite after a big win. So if you're looking for a fun and festive way to celebrate Christmas this year, head to Hollywood Casino at Penn National Race Course.