Any Day
Get Silver Keys for 140 cents in the shop
Get a pack of 4 keys for 440 cents in the shop
Get a pack of 8 keys for 700 cents in the shop

Sunday+Monday+Thursday
Half Price Cents

Tuesday+Wednesday
Get Silver Keys for 60 cents in the shop

Friday+Saturday after 8 PM
Get a pack of 6 keys for 300 cents in the shop