THE LATEST on Celebrity Chelsea Clinton

Singer Rihanna Honors 6-Year-Old Fighting Cancer

She commends a girl who is trying to find a bone marrow transplant for her best friend more »

Octo Mom Brings Seventh Baby Home from Hospital

Police also come to the house after the family car is vandalized more »

Kim Kardashian: I "Had to Grab" Lil' Kim's Booty at DWTS

"She is so curvy," says the reality star, who is famous for her own behind more »

Rep: Chelsea Clinton Engagement Reports Are "False"

Rumors surfaced the former first daughter is wedding Marc Mezvinsky more »

Access Star Sightings: January 17 - 23, 2009

By Jennifer Zweben

LOS ANGELES, Calif. -- With the Sundance Film Festival, the Oscar nominations and the presidential inauguration, find out where the stars celebrated this week.

Sasha & Malia Obama Start School

WASHINGTON, DC -- Sasha and Malia Obama started off 2009 with their first day at their new school - on a campus that is no stranger to presidential children.

The Obama girls, ages 7 and 10, began classes on separate campuses at the private Sidwell Friends School on Monday. The school, which is a Quaker academy, is also where Chelsea Clinton attended.

Obama Girls Start First Day of School

Michelle Obama accompanies them to the Sidwell Friends School -- along with Secret Service agents more »

Hillary: Michelle Obama's My "Sisterhood of the Traveling Pantsuits"

During a DNC speech, she says Michelle "will be a great first lady" more »

Horsing Around at the Kentucky Derby

Celebrities including Heidi Montag, Hugh Hefner, and Nick Lachey attend the 134th running of the Kentucky Derby at Churchill Downs. (14 photos) view photos »