They decide to contact Megatron. So they sneak over to a deserted corner of the museum. In a few seconds, Blaster has a communications link with Decepticon headquarters. Buster's heart is pounding when he asks to speak to Megatron.

After a moment Megatron's voice booms from the speaker. "What do you want with Megatron, human?"

"I want to make a trade with you," says Buster. He tries not to sound nervous.

"A trade? Don't make me laugh!" says Megatron. "What Megatron wants, he takes!"

Maybe so," says Buster. "But I think you'll be interested in this. What if I told you I have proof that Starscream is a traitor?"

"Impossible!" says Megatron.

"Don't be too sure. I have a tape that proves it!" says Buster. He is feeling more confident every minute.

Megatron doesn't speak again for a moment. "I don't know what sort of human trick this is," he says. "But I might be amused to hear your so-called tape. What do you want in return?"

Continue.