Just days ago, ToonBarn broke the news that Disney XD and the Disney Channel will be showcasing two new episodes of Phineas and Ferb this summer. The first, called Summer Belongs to You, hit TVs the week of August 2nd. Now, Disney is promising to bring both Phineas and Ferb back for a whole new additional special episode! This second new episode, Nerds of a Feather, boasts it’s own set of special stars, including guest animator/writer Seth MacFarlane (of Family Guy fame) and filmmaker Kevin Smith. When can you catch it? The premiere is Monday, August 16th at 8p on Disney XD, set to later replay on the Disney Channel Friday, August 27th.