Pixar

Pixar was a movie company that produced the movie Tangled, alongside Disney. (PROSE: Low/Profile)

A Lightning McQueen toy was shown behind the Eleventh Doctor while he was showing off the kids his remote control helicopter at the department store. (TV: Closing Time)

Behind the scenes
In the real world, Pixar had no part in the production of Tangled. They did, however, put out Toy Story, which was mentioned in TV: The Man Who Never Was.