Looking at the menu - a few Rums, Tequila, and a few Scotch. I think the highest priced Whiskey is Blanton's at $15 (steakhouse) or $9.95 at Guys Pig...I do not know why two different prices on the same product. I saw a scotch at $28...that might be the highest single pour they have
https://profcruise.com/carnival-bar-menus-and-drink-prices-2023/#smoke