Watch Caitlyn Jenner's Emotional Family Moments In Her New Documentary Trailer

"I want them to be proud of their daddy."

Last night E! released a brand-new trailer for I Am Cait, the upcoming documentary series starring Caitlyn Jenner after her transition.

E! / Via eonline.com

Spoiler: She's lookin' pretty happy.

E! / Via eonline.com

In the 30-second clip, we see some emotional moments between Jenner and some of her family members.

E! / Via eonline.com

"My first feeling was, I lost my son," says Caitlyn's 88-year-old mom, Esther Jenner. "Then I thought, You know what? I'm gaining."

Kylie makes a quick appearance.

E! / Via eonline.com

"I want them to be proud of their daddy," Jenner says in between tears.

E! / Via eonline.com

We also see Caitlyn and Kim sharing some bonding time inside Caitlyn's closet full of new looks.

E! / Via eonline.com

When Caitlyn shows Kim a black dress that she "loves," Kim replies with a smile, "Mom [Kris Jenner] has that."

Not only do viewers gain insight into Cailtyn's emotional family moments, but we also see her giving an inspirational talk to transgender youth.

E! / Via eonline.com

"Hang out with the people that love you and respect you," she says. "We're all beautiful!"

Cheers to you, Cait!

E! / Via eonline.com

You can watch the full trailer here:

Caitlyn Jenner's new documentary series, I Am Cait, premieres on E! on July 26.