When Rivals Came to Roast / The Longest Eleven Minutes

When Mighty Mountain's school building gets flooded, the Lakewood Elementary students have to share everything with them: their classroom, their cafeteria food, and even their science fair secrets! --- The Internet is out! How will Muffy post to her blog?! How will Buster research aliens?! Uh oh...looks like the gang will be stuck with the most boring day ever.