Mattie’s Octonauts 5th Birthday Party Invitation | Printable Design #194688 (License: Personal Use)

This colorful digital invitation features the beloved Octonauts characters-Kwazii, Peso, and Captain Barnacles-inside the GUP-A submarine against a striped teal-and-white background. The design includes playful typography, an octopus logo, and clear event details for Mattie’s 5th birthday celebration on October 12, 2013, in Cincinnati, Ohio. Ideal for printing or sharing digitally, it captures the adventurous spirit of the show while conveying essential party logistics.

Used as a printable or digital birthday invitation for children’s parties, especially for fans of the Octonauts animated series; targets parents planning themed celebrations and seeking engaging, ready-to-use designs.