Britney is back at work after returning from her hometown of Kentwood, Lousiana where she was attending her aunt's funeral. Sandra Bridges Covington, 59, was the older sister of Brit's mom Lynne. She passed away from breast cancer on Jan.21. Britney flew back to LA Thursday afternoon on a private jet with Jayden James and Sean Preston. She then evidently went right to a dance rehearsal at Screenland Studios in Burbank. Entertainment Tonight mentioned that Britney might have been working hard in the dance studio for a surprise guest appearance at the Grammys! Stay tuned on that rumor.