The collar returns/heading home

Here's when Brian's collar returns and going back to quahog in Return to Isla Sorna.

[Soon the group see Princess Celestia on the coast]

Princess Celestia: Brian Griffin!

Brian: No! That's a very bad idea!

[then some the Trolley Fighters arrived]

T.C.: It's the Trolley Fighters!

Brian: Thank god!

Princess Celestia: Are you all alright?

Thomas: Yes, where okay.

Peter: Uh guys?

[everyone turns around and sees the T. Rex]

Twilight: COME ON, CAN YOU GIVE US A BREAK?!!!

[the T. Rex comes to them and then spits out something]

Percy: What is it?

Brian: It's my collar. [he picks it up] This is why you where after us?

[the T. Rex shakes his head meaning yes]

Brian: Uh, thanks.

T. Rex: [stands tall] ROAR!!!!! [then he turns around and walks away]