VIDEO : What Do We Know About 'Bumblebee: The Movie'?

A new era for the Transformers franchise has officially arrived.
Bumblebee: The Movie is a spinoff based on the most popular Transformer.
So, what do we know about the movie?
Bumblebee takes place in 1987, 20 years before the events of the first Transformers movie.
Hailee Steinfeld plays teenager Charlie Watson, who discovers her car is actually the Autobot.
Bumblebee: The Movie hits theaters December 21.