Real ones in this era are terribly hard to find but here is a close second.
J-Rex comes with his own personal park ranger.
The dinosaur strolls around your event entertaining your guests. He also gives them perfect photo opps.
An 8 foot life-like dinosaur accompanied with its own safety spotter, that is dressed in safari attire.
A 20x20 private green room located on the same floor as the performance.