oh and here are the generally available latest odds .. according to the bbc website ..
Latest betting: (Best odds generally available as of Friday 1700 BST): 10-1 Big Fella Thanks, 14-1 The Package, Mon Mome, 16-1 Black Apachi, Snowy Morning, 18-1 Arbor Supreme, Tricky Trickster, Niche Market, 20-1 State of Play, Character Building, 25-1 Vic Venturi, Backstage, Comply Or Die, Don't Push It, 33-1 Ballyholland, King Johns Castle, Irish Raptor, Maljimar, 40-1 bar
BBC Sport - Horse Racing - Big Fella Thanks favourite for Aintree's Grand National