Summer events and activities are kicking into high gear. And that means one of Cape’s favorite traditions is back: Tunes at Twilight in Ivers Square. On May 17 at 7 pm a blend of soulful, R&B and pop sounds by guitarist Paul Childers feels the air. But it will also be filled with some high flying pilots. The Blue Angels. The Blue Angels didn’t fly all the way here for a concert, though. They are in town for the Cape Girardeau Air Festival on May 18 and 19 at the Cape Regional Airport. This