Robert Bardo who stalked and killed actress Rebecca Schaeffer of the sitcom My Sister Sam. 

8 1/2" x 11" drawing of Richard Ramirez aka "The Night Stalker" on which Bardo has written, "This night prowler, he's on the highway to hell! Portrait of despicable evil, the evil, despicable, Richard Ramirez "The Night Stalker." Hand signed, Robert J. Bardo 7/22/11."
Bardo has titled, signed, and dated this Robert J. Bardo. 

Robert Bardo Signed Night Stalker Artwork