Riley Keough's Arm Candy at amfAR Gala 2014? Boyfriend Ben Smith-Petersen!

Riley Keough is a vision in Louis Vuitton at amfAR’s 2014 Cinema Against AIDS Gala at Hotel du Cap-Eden-Roc on Thursday (May 22) in Cap d’Antibes, France.

The 24-year-old red-headed beauty was accompanied by her handsome boyfriend, stunt man/actor Ben Smith-Petersen, at the last hurrah for the 2014 Cannes Film Festival.

PHOTOS: Check out the latest pics of Riley Keough

This is the 21st gala celebration for amfAR. This year’s presenting sponsors include Worldview, Bold Films, and Bulgari.

Earlier this week at Cannes, Riley was spotted at the Foxcatcher premiere and the De Grisogono Party.

Riley has been knocking it out of the fashion park at Cannes!

FYI: Ben is wearing an Ermenegildo Zegna tuxedo, shirt, bowtie, and shoes.