Look for Pirates of the Caribbean: At World's End to easily displace Shrek the Third atop the box office this weekend, with William Friedkin's creepy thriller Bug the only major new release standing in the way of the Disney juggernaut.
Check out our reviews of this weekend's new releases:
Pirates of the Caribbean: At World's End 
"I found this movie supremely entertaining, even if I didn't always know what was going on. The action is relentless and the effects are extraordinary." [Full Review]
Bug 
"Trippy, weird and intoxicating. I went into Bug expecting to be bored by the standard slasher fare, but instead found myself completely engaged. " [Full Review]
Also opening this week: Angel-A, The Golden Door and Paprika.