Warner Bros' Harry PotterAnd The Chamber Of Secrets hasbecome only the third picture in history to pass $600m at the international boxoffice.

The family sequel, based onJ K Rowling's best-selling book series, has conjured up an estimated $604m. Thetwo biggest international pictures are Titanic ($1.2bn, Fox 1997) and Harry Potter And ThePhilosopher's Stone ($648.2m, WarnerBros 2001).

Warner also had a greatweekend in local markets. The German-language comedy Good Bye, Lenin! stayed atop the German charts for the sixth successiveweekend, adding $1.9m (Euros 1.8m) for a $25.4m (Euros 23.7m) running total. GoodbyeLenin is an X-Verleih presentationof an X-Film Creative Pool Production, distributed by Warner Bros.

In France, the comedy ChouChou opened number one on $5.4m (Euros5.1m) to record the second best French opening of 2003 behind Taxi 3 and the third best industry opening for 2003 after Taxi3 and Catch Me If You Can.

Chou Chou was produced by Les Films Christian Fechner, withWarner Bros handling exclusive distribution duties for this and three moreChristian Fechner comedies to follow. The picture had 207,800 admissions on 45screens in Paris/Suburbs and 879,000 admissions on 402 screens nationwide.

Elsewhere, the romanticcomedy Two Weeks Notice added$2.7m with 573,000 admissions from 2,078 screens in 46 markets over the weekendfor a $92.4m international cumulative score.

Opening number one inSweden, it grossed $231,600 (SEK 2m) from 63 prints. The picture is due to bereleased in Hungary on Apr 3 and Venezuela on Apr 9.

The comedy Kangaroo Jack grossed $1.4m over the weekend, with 406,743admissions from 355 screens in three territories.

The highlights were a numberone Mexican bow with a four-day gross of $1.2m (Ps 12.9m), with 372,672admissions on 300 screens. In Singapore the picture opened third on $102,000(S$180,000). The running score is $125,000 (S$220,000) including previews.Scheduled releases include the Philippines on Apr 9 and Australia and NewZealand on Apr 10.

Cradle 2 The Grave took $689,000 with 172,000 admissions from 228screens in five markets. The action-thriller was the top US opener in HongKong, where it grossed $148,000 (HK$1.2m) from 28 screens.

Opening third in Taiwan, Cradle2 The Grave took $136,600 (NT$4.7m)from 16 prints. The picture is set to open in Australia on Mar 27; Iceland,Thailand and the UK on Mar 28; and Japan on Mar 29.