For someone as quintessentially American as Oprah, it's hard to imagine she would deign to make an appearance in what is sometimes laughingly referred to as the 51st state. But Canada-bound she is, to support one of Tyler Perry's productions at this year's Toronto film festival. Fortunately, talk show haters don't have to worry, Oprah will be joined by a panoply of other high wattage stars from Hollywood (including Demi Moore, shown here). Here's who to watch out for on the streets of Toronto at this year's fest. For someone as quintessentially American as Oprah, it's hard to imagine she would deign to make an appearance in what is sometimes laughingly referred to as the 51st state. But Canada-bound she is, to support one of Tyler Perry's productions at this year's Toronto film festival. Fortunately, talk show haters don't have to worry, Oprah will be joined by a panoply of other high wattage stars from Hollywood (including Demi Moore, shown here). Here's who to watch out for on the streets of Toronto at this year's fest.

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Stars Attending TIFF 2009
Talk s how host Oprah Winfrey, will unite with actor-director Tyler Perry to promote 'Precious: Based on the Novel "Push" by Sapphire'.
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Ashley Tisdale Photos

    Ashley Tisdale sighting on March 4, 2009 in Los Angeles, California. Celebrity Sightings In Los Angeles - March 4, 2009 Los Angeles, California United States March 4, 2009 Photo by Anthony Goodrich/FilmMagic.com To license this image (56902822), contact FilmMagic.com

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    Actress Ashley Tisdale attends the 2008 Q102 Jingle Ball at the Susquehanna Bank Center on December 14, 2008 in Camden, New Jersey.

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    CAMDEN,NJ - DECEMBER 14: Ashley Tisdale hosts the Q102 Jingle Ball at the Susquehanna Bank Center on December 14, 2008 in Camden, New Jersey. (Photo Jeff Fusco/Getty Images) *** Local Caption *** Ashley Tisdale

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    CAMDEN,NJ - DECEMBER 14: Ashley Tisdale hosts the Q102 Jingle Ball at the Susquehanna Bank Center on December 14, 2008 in Camden, New Jersey. (Photo Jeff Fusco/Getty Images) *** Local Caption *** Ashley Tisdale

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    CAMDEN,NJ - DECEMBER 14: Ashley Tisdale hosts the Q102 Jingle Ball at the Susquehanna Bank Center on December 14, 2008 in Camden, New Jersey. (Photo Jeff Fusco/Getty Images) *** Local Caption *** Ashley Tisdale

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    CAMDEN,NJ - DECEMBER 14: Ashley Tisdale hosts the Q102 Jingle Ball at the Susquehanna Bank Center on December 14, 2008 in Camden, New Jersey. (Photo Jeff Fusco/Getty Images) *** Local Caption *** Ashley Tisdale

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    Singer/actress Ashley Tisdale attends Z100s Jingle Ball 2008 Presented by H&M at Madison Square Garden on December 12, 2008 in New York City.

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    Actress/singer Ashley Tisdale poses in the press room during Z100

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    Actress/singer Ashley Tisdale poses in the press room during Z100

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    Ashley Tisdale and The Veronicas on stage during Z100

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