Rebecca was a character who only appeared in Barney's 1-2-3-4 Seasons. She was played by Erica Reynolds. But She never appeared in other appearances in the Barney franchise. She wears a red shirt with blue overalls with a yellow flower on it, white socks and black shoes.
Very little is known about Rebecca, as she only made one appearance, but she stated her mom makes very good peanut butter sandwiches. Rebecca also likes doing winter activities.