Biosquare
Tv Series
Tv Show :
Hey Arnold!
Season 3
Episode Number :33
Rate : imdb 6.8/10
RunTime :11 mins
Air Date :1998-12-07
Story : As a science assignment, Arnold and Helga have to work together, and get along with each other, for 24 hours in the Sunset Arms greenhouse.
Cast
Lane ToranArnold (voice)
Christopher WalbergStinky Peterson (voice)Steve VikstenOskar Kokoshka (voice) 
Tress MacNeilleMiss Slovak (voice)
