I tried to make reservations here in Manhattan last week. The only spot they had left was all the way up at 105th or some shit. Maybe next year....
"Make your Valentine’s day STEAMY! Take your Valentine to White Castle on Wednesday, February 14 between 5 and 8 p.m. and enjoy hostess seating, candlelit dining and your own server. Reservations are required, so check the list below for participating Castles near you!"
http://www.whitecastle.com/ValentinesDay/
ass sex afterwards would definitely be out of the question