2 ฤดูกาล
88 ตอน
The 7D - Season 2 Episode 9
To win a bet against Grumpy to not sing, Happy gets his voice taken by Echo Valley for a day. When he goes to get it back, he ends up with Grim Gloom's voice.
- ประเทศ : United States of America
- ประเภท : Animation, Kids, Comedy
- ผู้อำนวยการ : Noah Z. Jones
- นักแสดง : Bill Farmer, Dee Bradley Baker, Billy West, Maurice LaMarche, Kevin Michael Richardson, Scott Menville
