Data visualization with R doesn't always have to be serious. Here are a couple of fun charts created recently by R users.
First, here's a minimalist rendition of the characters in The Simpsons, by an anonymous blogger:
And from Alex Whan, here's a near-perfect recreation of the classic cover of the Joy Division album Unknown Pleasures, based on simulated data:
Both plots use the R package ggplot2, and you can find the code to recreate them yourself by clicking on the images above.