This year he will give a lecture on “The Basics of Funny … Plus Some Advanced Stuff.” Between his core characters, Walter, Peanut and Jalapeño, Dunham can deliver comedy covering a number of topics and believes his characters give him leeway to be subtly outrageous. “Because of that unwritten rule, that license to be completely outrageous with a character or puppet or dummy.” $47.50. 7:30 p.m. Bank of Kentucky Center, Highland Heights, Ky. bankofkentuckycenter.com or 800-745-3000. The Vent Haven Ventriloquist Convention runs through Saturday, July 21. Jeff Dunham speaks 4 p.m. Saturday. venthavenconvention.com.