He encounters them while they were guarding the police station. He joined with the group while killing the invaders. Due to his name being that of the lines said by the fictional character, Greg Jenko (who is played by Channing Tatum) in a weird accent during a famous scene in the action comedy "21 Jump Street", they made him say his name every time he speaks. He was ordered to take shelter in the gas. And when they came back all that was left of him were the items and his hat.