The International Pi Day, celebrated each year on March-14, saw a unique moment today, which became a reason for bigger celebration of the day. At 9:26:53 am, the sequence of the pi constant (3.141592653) matched for 10 digits (3-14-15 9:26:53) with time. The day saw varied celebration, with people eating pies, giving 'High-Pi's' and finding more digits of the constant.