The puppets speak, but also have animated thought balloons.

The series makes frequent use of thought balloons, showing characters' interior thoughts and feelings.

Like Snoopy, his siblings' thoughts are communicated via thought balloon.

The thought balloon over the waiter's head said, "Yeah, and I've got three of them."

A thought balloon shows Glenn last spring, making the same walk, in the exact same pose.

Each name is enclosed in an individual thought balloon, and these link up into thick webs of data.

Those unspoken thought balloons harden into something much less charming.

A thought balloon indicates that the pain associated with his dwarfism was now worse than ever.

Above his head, the thought balloon got worse too.

Someone had written a thought balloon above the model's head.