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    Image: Cast member Hamm arrives for a panel discussion for TV series "Mad Men" during the PaleyFest in Hollywood

    Celebrity Sightings

    Jon Hamm is honored as a "Mad Men," and more in celebrity sightings

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    Steve Martin -

    Steve Martin attends "Backstage at the Geffen" in Los Angeles on March 22.
    Phil Mccarten / Reuters
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    Jon Hamm, Vincent Kartheiser -

    Jon Hamm and Vincent Kartheiser on stage at The Paley Center For Media's PaleyFest 2014 Honoring "Mad Men" at Dolby Theatre in Hollywood, Calif., on March 21.
    Frazer Harrison / Getty Images
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    Kiernan Shipka -

    Kiernan Shipka arrives at The Paley Center For Media's PaleyFest 2014 Honoring "Mad Men" at Dolby Theatre in Hollywood, Calif., on March 21.
    Frazer Harrison / Getty Images
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    Jessica Pare -

    Jessica Pare arrives at The Paley Center For Media's PaleyFest 2014 Honoring "Mad Men" at the Dolby Theatre in Hollywood, Calif., on March 21.
    Richard Shotwell / AP
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    Elisabeth Moss -

    Elisabeth Moss arrives at The Paley Center For Media's PaleyFest 2014 Honoring "Mad Men" at Dolby Theatre in Hollywood, Calif., on March 21.
    Frazer Harrison / Getty Images
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    Anne Hathaway -

    Anne Hathaway poses with a bird during the Miami Walk Of Fame inauguration at Bayside Marketplace in Miami on March 21.
    Gustavo Caballero / Getty Images
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    Tracy Morgan -

    Tracy Morgan attends the 'Rio 2' Premiere at Fontainebleau Miami Beach in Miami Beach, Fla., on March 21.
    Gustavo Caballero / Getty Images
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    George Lopez -

    George Lopez attends the 'Rio 2' Premiere at Fontainebleau Miami Beach in Miami Beach, Fla., on March 21.
    Gustavo Caballero / Getty Images
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    Janelle Monae -

    Janelle Monae attends the 'Rio 2' Premiere at Fontainebleau Miami Beach in Miami Beach, Fla., on March 21.
    Gustavo Caballero / Getty Images
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    Kate Upton -

    Kate Upton is seen walking in Soho in New York on March 21.
    Raymond Hall / Getty Images
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    Russell Crowe -

    Russell Crowe attends the photocall of "Noah" at the the Fasano Hotel in Rio de Janeiro on March 21.
    Getty Images / Getty Images
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    Emma Roberts -

    Emma Roberts is seen in Los Angeles on March 21.
    Bauer-griffin / Getty Images
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    Maggie Gyllenhaal -

    Maggie Gyllenhaal is seen in New York on March 21.
    Ncp/star Max / Getty Images
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    Bruce Willis, Emma Heming -

    Bruce Willis and Emma Heming are seen in Los Angeles on March 21.
    Bauer-griffin / Getty Images
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    Courteney Cox -

    Courteney Cox attends an Evening of Environmental Excellence presented by The UCLA Institute Of The Environment And Sustainability at Private Residence in Los Angeles on March 21.
    Jason Merritt / Getty Images
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    Kristen Stewart -

    Kristen Stewart filming on location for "Still Alice" at Lido Beach, N.Y., on March 21.
    Steve Sands / Getty Images
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    Dominic Monaghan -

    Dominic Monaghan attends the BBC America Wild Things with Dominic Monaghan season two premiere screening at the Los Angeles Zoo in Los Angeles on March 22.
    Ben Horton / Getty Images
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    Johnny Depp, Amber Heard -

    Johnny Depp and Amber Heard are seen in New York on March 22.
    Ncp/star Max / Getty Images
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    Peter Dinklage -

    Peter Dinklage is seen in New York on March 22.
    Alessio Botticelli / Getty Images
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    Yoko Ono -

    Yoko Ono performs at Cafe OTO in London on March 22.
    Dave J Hogan / Getty Images
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    Christina Hendricks -

    Christina Hendricks attends Disney's "The Pirate Fairy" World Premiere at Walt Disney Studios in Burbank, Calif., on March 22.
    Alberto E. Rodriguez / Getty Images
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    Mae Whitman -

    Mae Whitman attends the premiere of DisneyToon Studios' "The Pirate Fairy" at Walt Disney Studios in Burbank, Calif., on March 22.
    Jason Merritt / Getty Images
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    Madonna -

    Madonna is seen in New York on March 22.
    Ncp/star Max / Getty Images
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    Marlon Wayans -

    Marlon Wayans introduces SWV at Howard Theater in Washington on March 23.
    Kris Connor / Getty Images
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    Matthew McConaughey -

    Matthew McConaughey is seen in Los Angeles on March 22.
    Smxrf/star Max / Getty Images
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    Mila Kunis, Ashton Kutcher -

    Mila Kunis and Ashton Kutcher attend a basketball between the Detroit Pistons and the Los Angeles Clippers at Staples Center in Los Angeles on March 22.
    Noel Vasquez / Getty Images
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    Miley Cyrus -

    Miley Cyrus performs at AmericanAirlines Arena in Miami on March 22.
    Larry Marano / Getty Images
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    Jesse Tyler Ferguson -

    Jesse Tyler Ferguson speaks during the Human Rights Campaign Los Angeles Gala Dinner at JW Marriott Los Angeles at L.A. LIVE in Los Angeles on March 22.
    Valerie Macon / Getty Images
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    Sophia Bush -

    Sophia Bush attends the book signing for Adam Braun's new book "The Promise Of A Pencil" at Barnes & Noble bookstore at The Grove in Los Angeles on March 23.
    John M. Heller / Getty Images
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    Lionel Richie -

    Lionel Richie is seen upon arrival at Narita International Airport in Narita, Japan on March 24.
    Jun Sato / Getty Images
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    Lady Gaga -

    Lady Gaga visits the SiriusXM Studios in New York on March 21.
    Jamie Mccarthy / Getty Images
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    Anna Kendrick -

    Anna Kendrick arrives at Backstage At The Geffen Gala in Los Angeles on March 22.
    Paul A. Hebert / AP
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    Samuel L. Jackson -

    Samuel L. Jackson attends a publicity event ahead of the April release of his movie "Captain America: The Winter Soldier" in Beijing on March 24.
    Ng Han Guan / AP
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    Scarlett Johansson -

    Scarlett Johansson talks to journalists during a publicity event ahead of the April release of the movie "Captain America: The Winter Soldier" in Beijing on March 24.
    Ng Han Guan / AP
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    Elizabeth Henstridge, Clark Gregg -

    Elizabeth Henstridge and Clark Gregg arrive at PaleyFest 2014 "Marvel's Agents of S.H.I.E.L.D." in Los Angeles on March 23.
    Richard Shotwell / AP