The Bluebird is one of the non-playable characters in LEGO Dimensions 2: The Rise of Enoch, from the Shrek franchise.
Background
This Bluebird is a bird who appears in the first Shrek film to sing with Fiona. However, when she sings in a high tone, the bird explodes, leaving behind raining feathers and a pair of smoking bird legs.
Left behind were three eggs, which Fiona took for food.