Red Cross Blood Bank

The Red Cross Blood Bank is seen in the Season Nine episode, "The Death of Eric Cartman". A hospital that pays for donor blood from the public.

Background
While at the psychic Doctor Lindsay's home looking for answers as to why Butters can see Eric Cartman "ghost" the TV mysteriously turns on behind them. The channel is showing escaped convicts holding Red Cross Blood Bank employees hostage. The building is surrounded by police and a news crew is reporting on the dangerous situation. Cartman, thinking he needs to complete a good deed for his spirit to go to Heaven. Decides to help the hostages at the Red Cross. Thinking he is invisible, Cartman walks through the police line into the building and begins acting like a ghost; throwing books and papers making spooky noises, this confuses the convicts enough that is easy for the hostages to escape to safety.