The key moments from St Mary's Stadium, where Southampton knocked out Emirates FA Cup holders Arsenal in the fourth round. Subscribe to Southampton's official YouTube channel: http://www.sfcne.ws/YTSubscribe For the latest news from around the club, visit our official website: http://www.southamptonfc.com ➡️ Follow us on Twitter: http://www.twitter.com/southamptonfc ➡️ Like us on Facebook: http://www.facebook.com/southamptonfc ➡️ Follow us on Instagram: http://www.instagram.com/southamptonfc