Erin David Lang, a third-year student in Mercer's Walter F. George School of Law, will appear on the TV game show Jeopardy Feb. 18. Lang received her undergraduate degree from Mercer in 1998. She passed the Jeopardy test and was called in October to be on the show. She and her husband, David Lang, reside in Macon. Her parents are John and Patricia David of Byron.