9 Reasons Why Vaccines Are Still the Right Thing to Do-MainPhoto

4. Neil Patrick Harris
With the cutest bedside manner out there, Harris charmed us as Doogie Howser M.D., the whiz kid doctor you couldn’t help but loving. After the show’s end, his career plateaued. But in 2004 he starred in Harold and Kumar Go To White Castle, which put him back on the map as a Hollywood funnyman, and sometimes the host of the Tonys.