Fuck... I needed a thread like this, so thanks.
I can't think of anything special, but here's some that come to mind in my random post for random movies. However, now I look over them, I dunno if you'll dig on any, but who knows.
Factotum
"This drama centers on Hank Chinaski, the fictional alter-ego of "Factotum" author Charles Bukowski, who wanders around Los Angeles...."
http://www.imdb.com/title/tt0417658/
Permanent Midnight
"Comedy writer Jerry Stahl (Ben Stiller), whose $6000-a-week heroin habit had him taking his infant daughter..."
http://www.imdb.com/title/tt0120788/
Wassup Rockers
"Instead of adhering to the norms of their South Central neighborhood, a group of skater boys opt to bus into Hollywood and Beverly Hills..."
http://www.imdb.com/title/tt0413466/