Most-watched TV series finales

POSTED: 7:19 AM PDT September 30, 2013    UPDATED: 6:12 AM PDT April 2, 2014 
How I Met Your Mother cast

The "How I Met Your Mother" series finale brought in 13.1 million viewers, which is the highest-rated episode in the sitcom's 9-year run. Take a look at how it compares to the most-watched TV series finales of all time.