Kylie teased her Wyoming look on her Instagram story.
"Horse play," the Flip It Like Disick star quipped next to this photo of Reign.
"My Northie birthday girl," Kourtney posted on North's birthday.
The now 7-year-old rang in her birthday with a bang or two!
Kourtney also captured the special firework display on social media.
"Woke up in the wild wild west," the Kylie Cosmetics founder wrote.
"Earth air fire water," Kourtney penned while taking in the rustic scene.
Khloe arrived in style as she hitched a ride to Wyoming on Kylie Air.
"Mornin'," the Poosh.com founder wrote.
Scott enjoyed some western water while in Wyoming.