Celeb Cam: Twitter Pictures of the Week, Oct. 25

President Obama spends quality time with his pint-sized constituents, Keri Hilson and Mary J. Blige get ready for the election, and Laz Alonso attends Howard University's homecoming. See these and more celebrity photos from social media.

Yolanda Sangweni Oct, 24, 2012

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Lucky students at the Daughter of Zion Junior Academy in Delray Beach, Florida got to get up close and personal with President Obama for a day.

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"Did an incredible photo-shoot yesterday to support @BarackObama's Planned Parenthood Action Fund "Yes, We Plan!"tweeted Mary J. Blige.

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Keri Hilson heads to the polls to cast an early ballot. "My voice was heard today as an African-American," she tweeted.

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Star Jones joins Denise Rich and crisis management guru Judy Smith (portrayed by Kerry Washington in Scandal) at Rich's annual Angels Ball.

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Looks like Niecy Nash and her son Dominic had lots of fun mean-mugging the camera. "Me & my mama @NiecyNash out here in these streets," tweeted Dominic. 

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Taraji P. Henson is seeing double thanks to a hot new app she's discovered.

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Nicole Ari Parker maintains her sexy with a touch up from her makeup artist.

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Who knew Nick Cannon and Betty White were homies? "Me and my homegirl @Bettywhite just chillin," tweeted Cannon.

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It's a happy return for Howard University alum Laz Alonso as he attends the university's annual homecoming.

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A makeup-free Marsha Ambrosius lets fans see her au natural glow.

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Miguel celebrated his 23rd birthday in high style with a zip lining session.

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"I love Mark Curry," tweeted Holly Robinson Peete after attending a kids' carnival with her former Hanging with Mr. Cooper co-star Mark Curry.

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Ruben Studdard reunites with fellow Idol alum Jordin Sparks at a Reebok bash.

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Estelle and pal Ashanti rock ruby red lips at the 2012 Angels Ball.

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"Congrats to my homie," celeb DJ Irie tweeted to Boris Kodjoe after the actor received a AdColor Lifetime Achievement award.