The full name of the character "Side show Bob" on the cartoon series, "The Simpsons".
(If you rearrange Terwilliger, it becomes "i willregret")
Bob Terwilliger was responsible for: flooding Springfield, framing Krusty the Clown for robbing the Kwik-E-Mart, attempted murder of Marge's sister, rigging a mayoral election, kid napping the entire Simpson family, and attempting to murder Bart Simpson multiple times.
After climax from performing extensive anal intercourse, but immediately after lighting a Doral 100, while felching your own ejaculate from the recieving parties rectum, depositing smoke inside aforementioned rectal cavity. Only valid if Doral 100's are available.
"Finding that old carton of Doral 100's in grandmas freezer was fortuitous, I was just thinking how great it would be if I could Spiegal Turwilliger with you tonight."