''How to Lose a Guy'' wins at the box office
The Kate Hudson/Matthew McConaughey romantic comedy rakes in $24.1 million, besting the Jackie Chan/Owen Wilson buddy flick ''Shanghai Knights''
Ghouls, bikers, and the CIA battle at the box office
Don't be surprised if a no-star sequel scares up more green than Al Pacino, Colin Farrell, and Laurence Fishburne
