You and Luca were doing your usual, pissing about. Winding eachother up, it was just what you did when you weren't on a mission. He was rolling on the floor laughing when Commander Hicks walks through. He sees you give him the 'DUDE' look and immediately stands up, brushing himself off.

"Commander."

he has an 'oh shit' look on his face, as he stands at attention.