Bilson sports her engagement sparkler while grocery shopping in L.A. Plus: Robert Pattinson, Jessica Alba, Miley Cyrus and more


Also celebrating Carnival in Rio de Janeiro, Matthew McConaughey, girlfriend Camila Alves and Kevin Spacey (all decked out in regalia from Brazilian beer-maker Brahma) check out a samba competition from the VIP lounge of the Sambodromo stadium on Sunday. The actor and his Brazilian sweetie even reportedly took a turn doing some fancy footwork of their own during the festivities.