Here is a bit of info for those of you who want to order these in a bar.

Sanji's drink is really called the Prince's Smile. He smirks more than he actually smiles, hence the name change.
Sanji :  - or Virgin anything or an Orgasm or a Buttery Nipple or a Sloe Comfortable Screw or a Blow Job or -
Nami: Would you stop that?!
(Sanji's mouth is shut - by two extra arms.)
Nami: Thank you.
Nico: Don't mention it.

And Usopp's drink wasn't defeated single-handedly.  But the rest is the same.
Usopp: No!  I did!  And after that, my crew and I valiantly -
(Usopp's mouth is also shut.)
Nami: That is so useful.
Nico: Tell me about it.  Worked wonders on Miss Merry Christmas.

If you want Vivi's Revenge: Adios Crocodile ask for Adios, Motherf*&#$r.
Vivi: Same difference.

Nico's drink is called the Mind-Eraser if you want to risk it.

The Gold Roger is a variation on the drink known as the Oatmeal Cookie.

Leave it to Me Oujosama Cocktail is really the Leave it to Me Cocktail.

Cladahour's drink is actually a Silver Cocktail.

The original Stalking Butler is a wonderful drink - if you like Jaegermeister.  That's the Licorice Ratafia that was referred to. 

Mihawk's drink is really known as the Grateful Dead.

Chuu's drink is really known as a French Kiss.

Smoker's Marine Grog is actually Navy Grog - but don't tell him that!