Heidi Klum

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Heidi Klum arrives at the 40th Anniversary American Music Awards on Sunday, Nov. 18, 2012, in Los Angeles. (Photo by John Shearer/Invision/AP)

German TV host Heidi Klum and US actor David Hasselhoff, right, perform on stage during the 2012 MTV European Music Awards show at the Festhalle in Frankfurt, central Germany, Sunday, Nov. 11, 2012. (AP Photo/Michael Probst)

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German TV host Heidi Klum, right, appears on stage during the 2012 MTV European Music Awards show at the Festhalle in Frankfurt, central Germany, Sunday, Nov. 11, 2012. (AP Photo/Michael Probst)

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German TV host Heidi Klum arrives on the red carpet of the 2012 MTV European Music Awards show at the Festhalle in Frankfurt, central Germany, Sunday, Nov. 11, 2012. (AP Photo/Frank Augstein)

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German TV host Heidi Klum arrives on the red carpet of the 2012 MTV European Music Awards show at the Festhalle in Frankfurt, central Germany, Sunday, Nov. 11, 2012. (AP Photo/Frank Augstein)

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Heidi Klum arrives at the 64th Primetime Emmy Awards at the Nokia Theatre on Sunday, Sept. 23, 2012, in Los Angeles. (Photo by Matt Sayles/Invision/AP)

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Heidi Klum denied that she cheated on her husband, pop singer Seal. (Associated Press)

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Heidi Klum

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Model and TV personality Heidi Klum arrives at the Golden Globe Awards Sunday, Jan. 16, 2011, in Beverly Hills, Calif. (AP Photo/Matt Sayles)

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Seal and Heidi Klum arrive at the Golden Globe Awards Sunday, Jan. 16, 2011, in Beverly Hills, Calif. (AP Photo/Matt Sayles)

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From left, judges Nina Garcia, Jessica Simpson, Michael Kors and Heidi Klum attend the Project Runway Season 8 finale fashion show at the Theatre at Lincoln Center during Mercedes Benz Fashion Week on Thursday, Sept. 9, 2010 in New York. (AP Photo/Evan Agostini)

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From left, judges Nina Garcia, Jessica Simpson, Michael Kors and Heidi Klum attend the Project Runway Season 8 finale fashion show at the Theatre at Lincoln Center during Mercedes Benz Fashion Week on Thursday, Sept. 9, 2010 in New York. (AP Photo/Evan Agostini)