Ghost was sitting at a table in the mess hall with soap and some others. Being his usual self

Soldier: Hey ghost! I will give youu- 20 bucks youcan make that monotone soldier smile.

Ghost: Me? Sure whatever..he said standing up and walked over to the soldier, just sitting there reading and eating waiting for the next rookie group they were gonna train. Ghost decided to go with the approach of trying to become their friend and see if that could work