The Man Who Grew Too Much

The Man Who Grew Too Much is an upcoming episode of Season 25. It will premiere on March 9th, 2014. 

Synopsis
On a research trip, Lisa is shocked to discover that Sideshow Bob is now the chief scientist at a massive chemical engineering company, but they bond over their appreciation for high-culture. Marge attempts to preach healthy sexual practices to a teen church group, which goes awry.