The summer theater season got underway Friday with Theatre By The Sea celebrating its 85th season.Alas, the opening offering, the Tony-winning revue “Ain’t Misbehavin’ ” was pretty uneven, with singing that ranged from smoking to frightful.NaTonia Monet knew how to move, but couldn’t sing a note. But then there was Tarra Connor jones, who pretty much carried the show with touching ballads like “Mean to Me” and a sizzling [...]