Dutch left-back Büttner and young goalkeeper Johnstone are relatively new to the senior squad, but they've been involved enough this season to tell a few dressing-room tales.
Sam says about the player he picked: “He’s funny, a good character and everyone gets on with him. In training, he’s the one that really keeps you on your toes.” While Alex says of his selection: “He has a good style [with the way he dresses]. Sometimes we joke about it, but I like his style.”
But which Reds colleagues are they talking about? Find out in our exclusive video above.