Lincoln and the Louds are ecstatic to welcome their new Gran-Gran, Myrtle, into the family with a tropical wedding celebration; but the festivities are cut short when an old nemesis from Myrtle's secret agent past appears on the island.
Starring Bentley Griffin, Alex Cazares, Piotr Michael, Brian Stepanek, Amy Sedaris, Jessica DiCicco, Lara Jill Miller, Jill Talley, John DiMaggio, Grey DeLisle