This week on Inside the Arts, Theatre on Tap presents Hoofing for Heroes this Memorial Day weekend in tribute to members of the Armed Forces. We catch up with artistic director Heidi Malnar and vocalist Arsène DeLay. This concert of song and dance features a star spangled salute from 22 tap dancers and a 7 piece jazz ensemble. Then, we follow the cash. A new exhibit Money, Money, Money! Currency Holdings from The Historic New Orleans Collection is now open. And, speaking of money, the Catapult