IHOP’s famous buttermilk pancakes are a great way to get the day started. But IHOP FREE pancakes are even better! That’s right! Head in to your local IHOP this St Patricks Day wearing green and you will receive a FREE short stack of buttermilk pancakes! Offer valid on Tuesday, March 17th from 7am to 7pm only. Break out your green clothes and head to IHOP this St Patricks Day!