Jessica Simpson Celebrates Fiancé Eric Johnson's 34th Birthday—See the Pics!

Couple parties with Dave Annable, Odette Annable, Ashlee Simpson and CaCee Cobb

Jessica Simpson's fiancé, Eric Johnson, wasn't the only birthday boy this weekend.

The former NFL player's pal Dave Annable also turned 34 on Sunday, Sept. 15. So, on Saturday night (and possibly into Sunday) both guys celebrated the occasion with their beautiful wives, Jessica and Odette Annable.

Jessica, 33, tweeted several pictures from her man's "Birthday weekend." She captioned one shot of herself and the father of Maxwell and Ace, "I love you with everything and more and more and more.."

Sister Ashlee Simpson joined in on the festivities, too, as did grandma Tina Simpson. Jess tweeted a sultry shot of Tina in some short shorts, writing, "MILF momma GiGi"

CaCee Cobb came out for the boys' birthday weekend, too, Instagramming a shot of herself and Jessica with the caption, "Bitches are back."

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Hey, the Simpsons & Co.. know how to throw down! As for the next major engagement on the family calendar? Well, Ashlee turns 29 on Oct. 3, so start the party preparations now!