When Dinosaurs Walked Sesame Street
- Episode aired Feb 27, 2016
- TV-Y
- 25m
[HBO] HD. 'When Dinosaurs Walked Sesame Street.' Elmo, Chris, and friends dress up as dinosaurs...and learn that Big Bird is a dinosaur![HBO] HD. 'When Dinosaurs Walked Sesame Street.' Elmo, Chris, and friends dress up as dinosaurs...and learn that Big Bird is a dinosaur![HBO] HD. 'When Dinosaurs Walked Sesame Street.' Elmo, Chris, and friends dress up as dinosaurs...and learn that Big Bird is a dinosaur!