Scott Siepker, the Iowa Nice Guy, will be the speaker at the April 7 Let's DU Lunch event. Siepker has performed in a number of commercials, films and plays, and most recently starred in a running feature on ESPNU. He's also the creator of the Iowa Nice video (warning: contains adult language). The event will take place from 11:30 a.m. to 1 p.m. at the Des Moines Embassy Club at Ruan Center, 666 Grand Ave., 34th floor. Registration is $17 and can be done here.