Beauty is pain!
The reality star posted a Snap of her legs after the event, and they looked like an annoyed cat had gone on the attack.
Three kids later and she's still got it!
She wore a navy Roberto Cavalli gown with a lace overlay, accenting her décolletage as she walked the red carpet solo at the Regal Gallery Theater in Washington D.C.
The two walked in separately, but Jen undoubtedly was there to give her hubs some moral support.
And she looked hot! Running after three kids keeps her fit!
[Image via Getty Images.]