Actually, the current prices for the two Alcoholic drink packages are:
Classic=$39/night (beers up to $5 each; wine, cocktails etc up to $8 each)
Premium=$49/night (all beers; cocktails, etc up to $12 each)
Tack on an additional 15% gratuity to each.
There are also non-alcoholic packages available.
This is all clearly posted on Celebrity's website.
**Edit to remove commercial reference.