AP Photo/Gero Breloer
Prince Albert II of Monaco, left, and Princess Charlene of Monaco stand next to each other during the dinner hosted by German President Joachim Gauck, not pictured, in Berlin on July 9, 2012.
Gero Breloer
Prince Albert II of Monaco, second right, and Princess Charlene of Monaco, second left, pose with their hosts, German President Joachim Gauck, right, and his partner Daniela Schadt, left, in Berlin, on July 9, 2012.
AP Photo/Gero Breloer
Prince Albert II of Monaco, left, and Princess Charlene of Monaco stand next to each other during the dinner hosted in their honor by German President Joachim Gauck, not pictured, in Berlin, July 9, 2012.
Clemens Bilan/dapd via AP Images
Monaco's Princess Charlene, right, greets guests at a dinner hosted in her honor by German President Joachim Gauck, not pictured, in Berlin, July 9, 2012.
AP Photo
From right, German President Joachim Gauck, Price Albert II of Monaco, Princess Charlene of Monaco and the president's partner Daniela Schadt at a gala dinner in Berlin, July 9, 2012.
Sandra Steins/Bundesregierung/Pool/
Princess Charlene of Monaco looks on as her husband, Prince Albert II, right, and German President Joachim Gauck swap toasts at a gala dinner in Berlin, July 9, 2012.
Clemens Bilan/dapd via AP Images
Prince Albert II and Princess Charlene of Monaco hold hands as they arrive for a gala dinner on July 9, 2012, in Berlin. They two celebrated their first wedding anniversary at the beginning of this month.
Sandra Steins/Bundesregierung/Pool
Princess Charlene of Monaco chats with guests at a gala dinner on July 9, 2012, in Berlin.
AP Photo/Gero Breloer
Princess Charlene of Monaco arrives for a dinner hosted by German President Joachim Gauck, not pictured, in Berlin, on July 9, 2012.
(AP Photo/Gero Breloer
Fashion designer Otto Kern, right, and his wife Naomi Valeska Salz, left, arrive for a dinner for Prince Albert II of Monaco and Princess Charlene of Monaco hosted by German President Joachim Gauck, all not pictured, in Berlin, July 9, 2012.
AP Photo/Gero Breloer
German swimmer Antje Buschschulte, left, and her partner Helge Meeuw, right, arrive for a dinner for Prince Albert II of Monaco and Princess Charlene of Monaco hosted by German President Joachim Gauck, all not pictured, in Berlin, July 9, 2012.
AP Photo/Gero Breloer
Former German swimmer Franziska van Almsick, left, and her husband Juergen B. Harder, right, arrive for a dinner for Prince Albert II of Monaco and Princess Charlene of Monaco hosted by German President Joachim Gauck, all not pictured, in Berlin, July 9, 2012.
AP Photo/Gero Breloer
German President Joachim Gauck, right, welcomes Prince Albert II, center, and Princess Charlene of Monaco, left, at Bellevue Palace in Berlin on July 9, 2012.
AP Photo/Gero Breloer
Princess Charlene of Monaco, Prince Albert II of Monaco and Berlin's Mayor Klaus Wowereit, from left, pose in front of the Brandenburg Gate in Berlin, July 9, 2012.
AP Photo/Gero Breloer
Prince Albert II of Monaco, left, and Princess Charlene of Monaco sign autographs for spectators as they arrive at a hotel in Berlin, July 9, 2012.
AP Photo/Gero Breloer
German Foreign Minister Guido Westerwelle, left, and his partner Michael Mronz, right, stand with Prince Albert II of Monaco, second left, and Princess Charlene of Monaco on board a vessel on the Spree River for a sightseeing tour in Berlin, July 9, 2012.
AP Photo
Princess Charlene of Monaco arrives in Berlin on July 9, 2012. She and her husband, Prince Albert II, are on a three-day state visit to Germany.
Clemens Bilan/dapd via AP Images
Princess Charlene and the partner of German President Joachim Gauck, Daniela Schadt, chat together in Berlin on July 9, 2012.
Adam Berry
Prince Albert II of Monaco signs a guest book in Berlin during his state visit to Germany on July 9, 2010.
Daniel Kopatsch
Joachim Schmidt, left, a Mercedes-Benz executive, welcomes Prince Albert II and Princess Cahrlene of Monaco to the Mercedes-Benz Museum in Stuttgart on July 10, 2012.