"Well, yes," Wheatley said. "Obviously we want cake. Chelldon especially, he loves cake, the happy little guy that he is. But I can't leave him because-- Tyler? Help me out!"

Tyler immediately obliged, quoting protocol texts and paragraph numbers. "In other words, a Testing Subject with Chelldon's track record must be accompanied by all of his Aperture Science Testing Apparatus. That includes his Testing Companion Core, Wheatley."

There was a bit of silence before Wheatley actually giggled and wrapped his arms around Chelldon's neck.

"You. Need. Me. Be honest."