Beckham and her husband, David, as well as Penelope Cruz, Katy Perry, and Ricky Martin, are just some of the celebs expected to attend the nuptials, the source adds.
WATCH: Eva Longoria Says She Was 'Laughing So Hard' During 'Memorable' Proposal It's been a busy few days for the actress, who was in Cannes, France, just last week, making glamorous appearances during the Cannes Film Festival.
A rep for the Desperate Housewives star confirmed to People that she is four months pregnant and expecting a boy.
"We feel married." Jose proposed to Eva during a trip to Dubai for the Global Gift Gala at the Dubai International Film Festival.
After being presented with a stunning ruby and diamond encrusted engagement ring, Eva couldn't wait to share the news on Instagram with a photo of the couple kissing.
Despite a marriage gone sour, Eva and her ex-husband have remained friendly throughout the years.
Eduardo Cruz Penelope Cruz's baby brother and Eva began dating in 2011, several months after she split from hubby Tony Parker.
Longoria married NBA star Tony Parker in Paris in 2007, though the two split in 2010.