"Happy 40th Birthday Jason. You old dinosaur!" the icing reads. Sadly, several commenters did not think the cake would impress Jason.

Khloé Kardashian shared a behind-the-scenes look at her son Tatum’s dinosaur-themed second birthday party on her Instagram Stories on July 28.

A Roaring Good Time! Planning a dinosaur-themed birthday party? Get ready for a prehistoric adventure filled with fun, ...

Khloé Kardashian hosted an extravagant dinosaur-themed bash to celebrate her son Tatum's 2nd birthday alongside ex Tristan Thompson, mom Kris Jenner, sister Kim Kardashian and more guests.

Inside Saint West's Dinosaur-Themed 4th Birthday Party Kim Kardashian and Kanye West's eldest son Saint West and his siblings, cousins and friends enjoyed pretending to be dinosaurs for a day.