They went dancing, pushed each other in shopping carts through a parking lot, and stopped for fast food.
That's where Nathan charmingly told the girls in the Wendy's drive-through window:
"We're f**king hammered!"
"Last night was SO much fun," the Teen Mom star tweeted early Sunday.
And she insisted, "Non (sic) of us Drank alcohol."
Jenelle posted a series of videos on her Vine page.
Oh, and Jenelle also boasted Sunday morning about the bling Nathan gave her last night.
It may take her another day or two to recover from all the excitement.