This week on A Prairie Home Companion, we're getting ready for our spring run in New York City with a look back at a broadcast from The Town Hall in April 2009.Wynton Marsalis plays "My Jazz, My Soul" and appears in Guy Noir as subway busker Pierpont Marsalis, and Heather Masse sings "Our World." Plus, it's a tough time for marriage in Lake Wobegon, unless you have a ritual argument like Myrtle and Florian Krebsbach.