WATCH: Gay nurse creates Sound of Music parody to support HIV research.

Photo: Otis Morgan / YouTube

A gay nurse has parodied The Sound of Music in a hilarious video that should be one of your new Favorite Things.

Otis Morgan brought together friends and health advocates to film a spoof of one of the musical’s most popular songs, “Do-Re-Mi.”

The 42-year-old San Francisco nurse created the video to raise money…