Due to the absence of any provided plot details or character descriptions for 'Blind Double Date,' it is not possible to evaluate the film's portrayal of LGBTQ+ characters or themes. Therefore, the net impact is deemed N/A.

Based on the lack of provided plot details or character information, no identifiable transsexual characters or themes are present in 'Lassie and Horny Guy'. Therefore, an evaluation of its portrayal cannot be conducted.

The movie does not contain any action or adventure elements.

Blind Double Date (1989) is an original film, not an adaptation or reboot of pre-existing material. All characters were created for this specific movie, meaning there are no prior canonical gender portrayals to compare against. Therefore, no gender swaps occurred.

This film is an original production from 1989 with no indicated prior source material, historical figures, or previous adaptations. Therefore, no characters exist who were canonically or historically established as a different race before this film's release.