Overview:Playfully avant-garde and exhibiting an intriguing sense of humor, PIZZAS offers a puzzle of widescreen imagery, brash pop moments, and road movie ambience. Pakalnina, Latvia’s best-known director, spun this cryptic but airy comedy/tragedy from a news item about two 18-year-old fast-food workers who robbed their employer’s safe and split. (Gene Siskel Film Center)