Want to start celebrating St. Patrick’s Day a little early? Chili’s featured margarita of the month will help do just that. The restaurant’s $5 margarita for March is called Lucky Jameson. Sip on a mix of Jameson Irish Whiskey, Lunazul Blanco Tequila, Triple Sec and fresh sour. To celebrate its 45th birthday, you can drink $3.13 Presidente margaritas on March 13.