Credit: Samir Hussein/; Kevin Winter/American Idol 2011/Getty Images

Will J. Lo be chatting with the Duchess?

Sources tell Us Weekly that Jennifer Lopez and Marc Anthony are attending Prince William and Kate's BAFTA gala on Saturday night.

The 41-year-old singer, actress and Idol judge and her hubby, 42, might even be sitting at the same table as the Duke and Duchess.

Beforehand, the royals will walk the red carpet with British TV, movie and theater stars for the BAFTA reception at the Belasco Theatre. As President of BAFTA, William, 29, will make a brief speech for the star-packed gala.

Kate, 29, will undoubtedly shine even amongst celebs. A source tells Us the brunette beauty has brought along hairdresser James Pryce for her North American tour, and no less than 40 outfits.

For much more secrets of the royal visit -- including a photo diary, Kate's baby talk and their intimate dates -- pick up the new Us Weekly, out now!