On a day set aside to honor the patron saint of love, it would be only too obvious to observe that the city and jubilant sports fans in Philadelphia delivered a four-hour adulatory valentine to the Super Bowl champion Eagles.

Babies were hoisted in the air. Beers were tossed. And Birds revelry reached a fever pitch in Philadelphia Friday for the Eagles' Super Bowl parade. Why it matters: It's an all-day party to celebrate a team that captured the NFL franchise's second Lombardi Trophy — and the adoring hearts of fans across the world.