Stunning film executives, Universal's Knocked Up, playing in 2,871 theaters, has taken over the lead from Pirates Of The Caribbean: At World's End, playing in 4,362 theaters, since the weekend. On Monday, Knocked Up recorded $4,375,000 in ticket sales compared with $4,180,000 for Pirates. On Tuesday, Knocked Up increased its lead, posting $4,115,000 to Pirates' $3,715,000. And on Wednesday, the R-rated comedy retained the lead with $3,660,000 to $3,490,000 for the Disney blockbuster, according to figures from box-office trackers Media by Numbers. "What a shocker," commented L.A. Weekly columnist Nikki Finke. "Everyone thought Johnny Depp and his crew would have an easy voyage atop the box office charts for at least a second if not a third week in release."