The five most popular CNN.com stories during the last 24 hours, according to Newspulse.

School rejects girl’s prom date: A North Carolina teen was told she couldn't bring her brother to the prom because he was too old. WBTV reports.

Get ready for some big Facebook changes: Facebook, the world's largest social network, is set Wednesday to unveil changes at its f8 developers conference that have already caused a stir.

GM pays off its bailout loans: General Motors has made a final payment of $5.8 billion to the U.S. and Canadian governments, paying off the last of its $6.7 billion in loans, the company said.

No job for years and still looking: John Miller wasn't too nervous when he lost his job in the mortgage industry in June 2008.

Diapering with feet: Sarah Kovac has a disability that impedes the use of her arms and hands. That's why she uses her feet to change diapers.