and how to buy him
There isn't an official Geoffrey at the moment, as we do not want anyone feeling they have to buy a certain type of Geoffrey.
Any type of giraffe is a Geoffrey, it doesn't matter, as long as it is a Giraffe.
Oh, and he or she doesn't have to be called Geoffrey, but don't be surprised if people call out "there's Geoffrey" or similar. Giraffes get noticed.
There is the Geoffrey that Louise had whilst in GOSH, and he rests with her to this day.