“Who is the one individual who has helped save the most money in the US healthcare in the last century? 
The answer—surprisingly—might be Elvis Presley.
On October 28, 1956 Elvis got a polio vaccination on national TV. That single event was partly responsible for raising immunization levels in the country from 0.6 percent to 80 percent in just six months, according to Nexus in its article: US Healthcare Needs Another Elvis.
More photos of Elvis getting his shot are here.