Sleepy Brown, ‘Mr. Brown’ (Purple Ribbon ... vibe and digitally morphed pre-disco flavor make for a seamless backyard-BBQ backdrop. Now Watch This: Sleepy Brown ... to Sleepy Brown on Napster.

The Brown sisters have been photographed every year since 1975. The latest image in the series is published here for the first time. NYTimes.com no longer supports Internet Explorer 9 or earlier.