The Pop-Up Roller Coaster Zack and Quack : Season 1 Episode 49
TV-Y Nick Jr.
Aired: April 5th, 2014 @ 12:00 AM EST on Nick Jr.
When Zack wants to build a roller coaster at the Pop-Up Fun Fair, he has to figure out a way to overcome Quack's clumsiness so that they can build the most amazing roller coaster ever.
