Celebrity Sightings: Glee Stars, the Obama Girls and a Pro Golfer Stop by Georgetown

Georgetown is the place to be for celebrity spotttings in D.C. lately.

Friday, Sasha and Malia Obama, along with a group of friends, were seen entering Georgetown Cupcake's old location on Potomac Street for what was likely Sasha's birthday party. Georgetown blogger, Carol Joynt, got the scoop and has a series of photos on her site.

Thursday at the other end of Georgetown, two stars from GLEE were seen shopping, according to the Washinton Post's Reliable Source. Dianna Agron, who plays Quinn Fabray, was seen browsing jewelry at on M Street. Heather Morris, who plays Brittany S. Pierce, was spotted entering and later picking up a little something at .

Finally, if you want to do the celebrity sighting yourself, head to the Georgetown Waterfront Saturday at 5 p.m. where you will find PGA Tour Rookie of the Year, Rickie Fowler. He'll be hitting a golf ball from the entrance to the Washington Harbour into a constructed hole area near the main fountain.