Kendall spent most of her time in the makeup chair looking at cheer videos on YouTube.

"Kendall is so sweet, full of energy and one of my best friends! She's just as pretty on the inside as she is on the outside!" —Kim Kardashian

This is Kendall's second year as a cheerleader at Sierra Canyon HS

Check out Kendall and Kylie at The Spirit Consultants cheer camp!

Looks like Kendall's catching up to her older sisters.

Did you know Kendall wasn't the first person with a cheer past in her family? Dad Bruce actually commentated at a cheer competition many years ago—and really enjoyed the experience!

"I love that Kendall is a cheerleader and that she's enjoying her high school experience." —Khloe Kardashian

During the photo shoot, Kendall tweeted, "OMG! At my first photo shoot for a magazine COVER! I can't believe I've come so far in something I love to do!"

Kendall makes cheerleading look good—her younger sis' Kylie joined after seeing how much fun she'd had!

Check out Doug "The Red Carpet Guy", Kendall, Kris Jenner, Dave Kirschner (owner of The Spirit Consultants) and Kylie celebrating a successful cheer camp

"I'm definitely obsessed with modeling. It's something I've wanted to do since I was little. I love it!" —Kendall

With skills like this, it's no surprise that Kendall's fave show is "America's Next Top Model"

"Kendall's honest, kind, gentle, sweet, gorgeous, modest and fun. I spend more time with her than an of my other friends because she has an amazing energy that's addictive to be around." —Kourtney Kardashian

Kendall looked like a total doll in this cute jumper dress.

Bruce attended every football game during Kendall's first season as a cheerleader.

Kendall was so excited about the shoot that she popped back to check out the photos between shots.

Hard to believe this pretty, smart and talented girl is only 15!

"Kendall has so much team spirit and I think she fits the role of a cheerleader perfectly!" —Khloe Kardashian

Kendall loves everything cheer....we even caught her reading AC during her shoot!

Kendall's a big fan of Nicole Kidman and Robert Downey, Jr.

"School comes first, so I get my homework done, and then I can go to cheer practice or a game." —Kendall

Kendall's a sports fanatic. In fact, before being a cheerleader, she played volleyball, soccer, basketball and track!

"Access Hollywood" caught wind that the Jenner girls were at camp and stopped by to cheer them on!

"Cheer gave me the outlet to show the school spirit I've always had." —Kendall

Kendall's really close to her younger sister Kylie—in fact, some people often mistake them for twins!

Check out Kendall and Kylie cheering with her teammates, which includes Jamie Foxx's daughter, Corinne!