S4.E1 ∙ The Lurmies are Coming/Quack's Square Deal Mon, Feb 01, 2010 Quack alerts Peep and Chirp that they must build an elevated path to escape the dreaded Lurmies. Chirp is collecting things that are square, so Quack starts a collection of things with "pointy-tops." 0 /10
S4.E2 ∙ An Inconvenient Tooth: Part 1/An Inconvenient Tooth: Part 2 Fri, Apr 30, 2010 From PBS KIDS - Beaver Boy cuts down too many trees, and the birds need him to stop doing that. 0 /10
S4.E3 ∙ Bringing Spring/Quack's Pond Party Wed, May 12, 2010 From PBS KIDS - The birds help a young groundhog find her shadow. 0 /10
S4.E4 ∙ You Can Count on Bunnies/Falling Feathers Thu, May 13, 2010 From PBS KIDS - Peep and Quack look for lost bunnies. 0 /10
S4.E6 ∙ Trading Places/House of Sand and Frog Fri, Jun 25, 2010 Peep and A Baby Ant switch places, but the two later regret it./Peep, Chirp, and Quack build a frog a house. 0 /10