Sherman

Sherman is a cartoon character from The Rocky and Bullwinkle Show. He is the "pet boy of Mr. Peabody.

Trivia:

 * In the original series, he was voiced by Walter Tetly. In the 2014 movie, he is voiced by Max Charles.
 * Sherman will meet Dipper & Mabel in Dipper & Mabel meet Mr. Peabody & Sherman.
 * Sherman will join Barney and Friends, and join the backyard gang, in Barney's Adventures of Mr. Peabody and Sherman: The Movie. But first, he'll appear in other Barney's adventures before that, including the Barney/Holly Hobbie ones, in which Holly and Robby took him with them to Clover.
 * Sherman is a close friend to Holly, and is one of her old classmates.