Blac Chyna's Son King Couldn't Be More Excited to See Monster Trucks -- Watch!

The model, on the other hand, was all about the selfies while attending Monster Jam with her son on Saturday.

If anything has ever made you as happy as King Cairo was to see monster trucks, well, you are one lucky person!

Blac Chyna's 4-year-old son, whom she shares with ex Tyga, was adorably excited to go to the Monster Jam in Anaheim, California, with his mom on Saturday. In fact, his enthusiasm was evident as soon as they got in the car. The 30-year-old model posted her first Snapchat video of the night while heading to the event, where King can be heard saying, "Yay, this is it! This is it!" from the backseat.

WATCH: Blac Chyna Shares Sweet Video of Her 'Babies,' King and Dream

Once they were inside the arena, the toddler was bouncing around in his seat, beaming from ear-to-ear.

Seriously, could this kid be any happier? Which totally makes sense considering his fourth birthday party was Ferrari-themed.

As for Chyna, she spent most of the time entertaining herself with selfies...

WATCH: Blac Chyna Twerks for Rob Kardashian, Continues Her Post-Baby Photo Shoot Craze

...though she did stop to indulge in a massive chili cheese dog.

Though Chyna's fiancé, Rob Kardashian, wasn't with them for the fun night out, the duo was back together on Sunday. They flew from Los Angeles to New York, chatting and laughing after landing at JFK Airport.

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Chyna is set to make an appearance at Sapphire nightclub on Sunday night, which would mark her second club stop this month. Last weekend, she made her first public appearance since giving birth to daughter Dream in November, playing host at 1OAK in Las Vegas.

Watch the video below to find out more about her evening in Sin City.