Local news, sports and weather.

David Muir anchors a roundup of the day's events.

Sheldon and Howard consult an entomologist (Lewis Black) to help settle a bet---with their favorite comic books at stake---regarding a species of cricket.

Sheldon tries to change Penny through behavior modification, using chocolate as motivation. Meanwhile, Howard and Raj try to pick up women at a Goth nightclub.

A youngster unravels toilet paper; parents try to predict what toy their child will pick.