Halloween jokes-Three vampires in a bar

It was Halloween as well as three vampires went in to a tavern as well as bellied up to a bar. "

What will we have?" a barkeeper asked.

"I'll have a potion of blood," a first replied.
"I'll have a potion of blood, too, please," said a second.
"I'll have a potion of plasma," said a third.

"OK, let me get this straight," a barkeeper said. "That'll be two bloods as well as a red blood light?"