The film 'Hamilton Mattress' does not feature any identifiable LGBTQ+ characters or themes. Its narrative focuses on a pig's aspirations to become a pop star, with no elements related to queer identity or experiences. Therefore, the film's net impact on LGBTQ+ portrayal is N/A.

The film "Hamilton Mattress" does not feature any identifiable transsexual characters or themes. Its narrative focuses on a sheep's ambition to become a pop star, with no elements related to gender identity or transition.

The film is a stop-motion animated musical adventure primarily featuring animal characters. It does not contain scenes depicting female characters engaging in or winning direct physical combat against male opponents. The narrative focuses on musical aspirations and gentle conflict resolution.

Hamilton Mattress is an original animated film featuring new characters. There is no prior source material, historical basis, or previous installment from which characters' genders could have been established and subsequently swapped.

This is an original animated film featuring anthropomorphic sheep characters. The concept of human racial categories and race swapping does not apply to its characters, as there is no prior canon or historical basis for human racial identity to be altered.