Kristen Bell just revealed a cheeky NSFW joke she snuck into 'Frozen.' Here’s how the double entendre made it past Disney's PG filter.

“They certainly appreciate it in the fact that they can go to college because of it, but they’re not part of the Frozen phenomenon,” she responded. “Because kids are meant to make you feel grounded and they are meant to reject things their parents are involved in. Even if they secretly liked it, they would never tell me.”

Bell said that she wanted her “Frozen” character to be the “opposite” of a traditional Disney princess.

Bell, who played Anna on the ‘Let it Go’ Disney flick, has revealed her joke which was sneakily included in the song ‘For the First Time in Forever.’ The actress told Vanity Fair about the incident, which saw her character sing lines about finally being free to go on her own journey after spending years alone in her castle.

Kristen Bell played Anna in "Frozen" and "Frozen 2," which both made over $1 billion at the box office.

Kristen Bell and Dax Shepard might not be huge fans of their mom's Frozen film series, but the successful Disney franchise will get them through college. To promote her new Netflix series, Nobody Wants This,

In a chat with 'Vanity Fair,' the actress said they "slid it in under the radar" Kristen Bell brought the clumsy but lovable Princess Anna to life in the 2013 hit animated Disney film Frozen, but it seems she may have brought just a bit more than her voice to the role.