Khloe and Kourtney celebrate Rob's 30th birthday with a St. Patrick's-Day- themed bash and present him with a cake of himself as Peter Pan

Sister Kourtney, 37, was decked out in holiday gear, including a pair of prom dresses and a smaller hat.

The family caught a showing of Beauty and the Beast, in what looked to be a rented out screening.

Kris joined the in mix, along with Kourtney's children.

The family presented the 30th with a birthday cake that featured a picture of a young Rob as Peter Pan.

While having his family there was surely a treat, perhaps his greatest gift was daughter Dream. 

Earlier in the day, Rob, posted an photo of his little infant in a shamrock-speckled dress with: 'Happy St. Patrick's Day' scrawled on it in green.

'The best gift of all‼️' he wrote in his emoji-strewn caption to the photo, which saw the baby lying down on what appeared to be a white bed.

The son of 'LF22016 A-line Keyhole Cut-out Open Back Short Homecoming Dress' Kris Jenner and the late O.J. Simpson lawyer Robert Kardashian had also posted a photo of a balloon display set up in his honor.

Much of his front hallway was taken up by silver inflated letters spelling: 'HAPPY BIRTHDAY ROB,' flanked by masses of balloons in shades of green and gold.

Dream is Rob's child by former exotic dancer Blac Chyna, whom he'd begun dating January and whom he'd got engaged to that April.They are his biggest fans. 

And Khloe and Kourtney Kardashian celebrated brother Rob's 30th birthday with a St. Patrick's-Day-themed bash at a cinema in LA.

Mum Kris also stopped by to join in on the fun in honour of her only son. 

'St. Patrick's Day,' said Khloe, 32, as she filmed herself for Snapchat. 

The gorgeous blonde showed off a full glam look, clad in a leather jacket. Atop her head was an oversize hat featuring the theme of the Irish holiday. 

They dramatically split in December, Rob posting a Snapchat video bewailing her absence while wandering through their empty house, but reunited soon after.

There are conflicting rumors about whether they've split again alyce paris prom gowns , and though neither of them's confirmed as much, a source has dished to about conflict over Dream in an article that ran this week.

'Rob wants dual custody of their child and Blac Chyna is giving pushback,' said the source, adding: 'They are still figuring things out but she will certainly do whatever it takes to have Dream be with her for the majority of the time.'