SATURDAY AM: Some amazing numbers were posted Friday for this weekend's movie releases. Warner Bros' I Am Legend opens closer to $80 million than the studio's hoped-for $50 million from Friday through Sunday after making a whopping $29.6 million Friday in 3,606 theaters.... *snip* And the bottom fell out of costly domestic flop The Golden Compass from New Line, which forked out $200+ million to make it, in its second weekend in release. I know, I know, the pic is doing OK overseas. But the fantasy pic is so lost domestically it earned only an anemic $2.6 million Friday from...