Never let your mug go empty with this amazing beer mug with 'The Boss is Thirsty, Bring More Beer' a bell! Ring the bell to sound out for a refill or use it for a drinking challenge to sound out you are the champ! Your house parties are surely bound to get better with these unique mugs. You can also club them with your party games while you sip along your drink and ring the bell. These 3D mugs are a must have party essentials and also make a great gift for anyone who's a party freak or a beer fan!