Dora and Boots try to find all the things that make Grumpy Old Troll not so grumpy.
| Title | The Happy Old Troll |
|---|---|
| Genres | Action & Adventure Animation Family Kids |
| Release Date | 2002-09-20 |
| Episode Runtime | 00 Hours 30 Minutes |
| Season Number | 2 |
| Episode Number | 12 |
| Production Companies | Nickelodeon Animation Studio, Nickelodeon Productions, Nick Jr. Productions |
